Earbuds / Compare

Samsung Galaxy Buds4 Pro vs Sony WF-1000XM6

A

Product A: Samsung

Galaxy Buds4 Pro

85 of 166 known

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B

Product B: Sony

WF-1000XM6

100 of 166 known

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Every value links to where we found it.

Only differences

ASamsung Galaxy Buds4 Pro

BSony WF-1000XM6

General

6 of 8 differ

Series

Galaxy Buds3Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026Maker model heading names the Galaxy Buds4 series. Pro is the product level. The Galaxy Buds line is stored as the series, as for the other Galaxy Buds.

1000X2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Product series: 1000X.

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

SM-R640, SM-R640NZKAXAR, SM-R640NZWAXAR, SM-R640NZDAXAR, SM-R640NZKADBT, SM-R640NZWADBT, SM-R640NZDADBT4Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-pro/buyRead 30 September 2026Exact product purchase configuration lists US XAR and German DBT SKU model codes.5Maker product pagesamsung.com/de/audio-sound/galaxy-buds4-pro/buyRead 30 September 2026Germany black variant model code, parent model SM-R640.

WF-1000XM6, YY29851Maker product pagesony.jp/headphone/products/WF-1000XM6/spec.htmlRead 30 September 2026Opened maker technical spec page title identifies WF-1000XM6.39Owner's manualnfm.com/on/demandware.static/-/Library-Sites-NFMSharedLibrary/default/dwf3ccc72f/product-pdfs/069/87/69870889-use-and-care-guide.pdfRead 8 October 2026Original Sony Reference Guide 5-069-559-11(1), ©2026 Sony. Page 1 identifies WF-1000XM6 as model YY2985.

GTIN / EAN

Not available

Not available

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

25 February 20267Press articlegsmarena.com/samsung_galaxy_buds4_and_buds4_pro_unveiled_with_new_blades_better_audio-news-71709.phpRead 30 September 2026Unveiled 25 February 2026 alongside the Galaxy S 26

12 February 20265Press articlegsmarena.com/sony_wf1000xm6_arrive_with_updated_sound_tuning_stronger_anc_-news-71532.phpRead 30 September 2026Announcement article dated 2026-02-12

Status

Available4Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-pro/buyRead 30 September 2026On sale on samsung.com/us on 2026-09-30

Available2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Maker purchase block ¥39,600, next day shipment, purchase CTA establishes currently available.

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Samsung Galaxy Buds3 Pro14Measurementrtings.com/headphones/reviews/samsung/galaxy-buds3-pro-truly-wirelessRead 23 October 2026A notice on the RTINGS Galaxy Buds3 Pro review says these headphones were replaced by the Samsung Galaxy Buds4 Pro.15Reviewtomsguide.com/audio/earbuds/embargo-25th-feb-6pm-gmt-samsung-announces-galaxy-buds-4-and-galaxy-buds-4-pro-5-key-features-you-can-expectRead 23 October 2026Tom's Guide names the Galaxy Buds 3 and Galaxy Buds 3 Pro as the predecessors of the Galaxy Buds 4 and Buds 4 Pro.

Sony WF-1000XM546Maker product pagesony.jp/feature/products/music/260213Read 23 October 2026Sony Japan's feature page calls the WF-1000XM6 the long-awaited successor to the WF-1000XM5.

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Not available

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$249.9910Press releasenews.samsung.com/us/samsung-galaxy-s26-series-galaxy-buds4-series-now-available-worldwideRead 30 September 2026Launch availability release March 2026: Galaxy Buds 4 Pro $249.99, standard Buds 4 $179.99.

$329.9940Press releaseprnewswire.com/news-releases/sony-electronics-launches-wf-1000xm6-truly-wireless-earbuds--the-best-noise-canceling1-with-premium-sound-302685878.htmlRead 8 October 2026Sony Electronics corrected launch release dated 12 February 2026: WF-1000XM6 suggested retail price $329.99 USD. This is launch MSRP, not a current sale.

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

€24911Press releasenews.samsung.com/de/top-klang-trifft-auf-tragekomfort-samsung-prasentiert-galaxy-buds4-serieRead 30 September 2026Launch Pricing and Availability: Buds 4 Pro UVP €249. Standard Buds 4 €179.

€30023Press releasesony.eu/presscentre/sony-launches-wf-1000xm6-truly-wireless-earbuds-the-best-noise-cancelling-with-premium-soundRead 30 September 2026European maker launch release: available February 2026 at suggested retail price €300.

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

US, DE4Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-pro/buyRead 30 September 2026Exact product purchase configurations in US and German maker stores.5Maker product pagesamsung.com/de/audio-sound/galaxy-buds4-pro/buyRead 30 September 2026The German maker store lists the black variant as in stock.

US, JP, EU2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Sold in Japan at ¥39,600 on the Sony Store5Press articlegsmarena.com/sony_wf1000xm6_arrive_with_updated_sound_tuning_stronger_anc_-news-71532.phpRead 30 September 2026Available in silver and black for $330 at Sony (US)23Press releasesony.eu/presscentre/sony-launches-wf-1000xm6-truly-wireless-earbuds-the-best-noise-cancelling-with-premium-soundRead 30 September 2026European launch availability.

ColoursiThe maker's own colour names

Black, White, Pink Gold1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 20263Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026Pink Gold is an online exclusive4Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-pro/buyRead 30 September 2026

Black, Platinum Silver2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Product color list: B Black, S Platinum Silver, translated from Japanese.4Press releasesony.jp/CorporateCruise/Press/202602/26-0213Read 30 September 2026Japan launch release: Black and Platinum Silver, Japanese retail release February 27, 2026.

Segment

Not available

Not available

Design

1 of 4 differ

Form factoriIn-ear seals the ear canal with a tip. Semi-in-ear rests in the outer ear without a seal. Open-ear leaves the ear canal unobstructed.

In-ear1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026"canal-fit design"

In-ear1Maker product pagesony.jp/headphone/products/WF-1000XM6/spec.htmlRead 30 September 2026Headphone specification: closed enclosure, sealed in-ear buds with tips.

Bud shapeiStem describes an extending control or microphone stalk. Stemless describes a compact body without a stalk.

Stem1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026Blade (stem)

Stemless2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Stemless oval bud in the product images

Use one bud aloneiWhich earbud can operate alone. This does not mean two earbuds can play from different sources.

Either bud8Reviewsoundguys.com/samsung-galaxy-buds-4-pro-review-153435Read 30 September 2026Review FAQ confirms either earbud can be used individually.

Either bud14Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F011_Using_only_one_headset_unit.htmlRead 30 September 2026Using only one headset unit: exact WF-1000XM6 function.

RGB lighting

Not available

Not available

Drivers and sound

7 of 17 differ

Drivers per budiAudio transducers in one earbud. Rows distinguish their type, acoustic role and published diameter. Do not count microphones.

ASamsung Galaxy Buds4 Pro

Type	Role	Diameter (mm)	Count per earbud
Dynamic	Woofer	11	1
Not available	Tweeter	Not available	1

Source1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026Speaker: Φ11 3.5 t (WF) / 5.5 x 3.5 x 0.9 T (TW). The tweeter is 5.5 x 3.5 mm, not round, so no single size. Driver type not stated13Maker product pagesamsung.com/us/audio-sound/galaxy-buds4Read 8 October 2026Find the best Galaxy Buds comparison, exact Pro column: Enhanced Dynamic Driver (Woofer) plus Tweeter. This establishes dynamic woofer technology only. Tweeter diameter remains unknown.

BSony WF-1000XM6

Type	Diameter (mm)	Count per earbud
Dynamic	8.4	1

Source1Maker product pagesony.jp/headphone/products/WF-1000XM6/spec.htmlRead 30 September 2026Headphone specification table: 8.4 mm driver unit, one per earbud. GSMArena confirms dynamic transducer.5Press articlegsmarena.com/sony_wf1000xm6_arrive_with_updated_sound_tuning_stronger_anc_-news-71532.phpRead 30 September 20268.4 mm dynamic drivers34Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_1.htmlRead 30 September 2026Dedicated driver section L2_120: soft surround and rigid dome design. 8.4 mm diameter from specification table. No explicit full-range role published.

Driver typeiPublished transducer technology. High-excursion, composite and neodymium do not by themselves establish a driver type.

Not available

Dynamic5Press articlegsmarena.com/sony_wf1000xm6_arrive_with_updated_sound_tuning_stronger_anc_-news-71532.phpRead 30 September 2026Exact model announcement coverage explicit dynamic drivers.

Driver sizeiLargest explicitly published circular driver diameter in one earbud. A rectangular driver width is not a diameter.

11mm=CalculatedFrom Drivers per bud

8.4mm=CalculatedFrom Drivers per bud

Drivers per budiTotal audio transducers in one earbud, summed from explicit driver quantities. A row with an unknown quantity makes the total unknown.

2=CalculatedFrom Drivers per bud

1=CalculatedFrom Drivers per bud

Diaphragm material

Not available

Not available

Frequency responseiPublished acoustic frequency response of the earbuds. Codec transmission bandwidth alone does not qualify. Conditions belong in the source note.

Not available

Not available

Impedance

Not available

Not available

SensitivityiPublished acoustic sensitivity. The electrical reference and frequency must be stated in sensitivity_reference or the source note.

Not available

Not available

Sensitivity reference

Not available

Not available

Max sample rateiHighest supported audio sample rate under the codec and source-device conditions in the source note. This does not establish lossless playback.

96kHz1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026Pro Sound Quality column: 96 kHz UHQ requires listed Samsung Galaxy devices with One UI 6.1.1+.

96kHz1Maker product pagesony.jp/headphone/products/WF-1000XM6/spec.htmlRead 30 September 2026LDAC 96 kHz sampling

Max bit depthiHighest supported audio bit depth under the codec and source-device conditions in the source note. Bluetooth version alone does not establish this.

24bits1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026Pro Sound Quality column: 24-bit Hi-Fi requires compatible Samsung Galaxy devices/One UI 4.0+, 96 kHz UHQ requires 6.1.1+.

24bits6Reviewsoundguys.com/sony-wf-1000xm6-review-152013Read 30 September 2026LDAC up to 24-bit/96 kHz

Adaptive EQiAn inner mic tunes the sound to your ear in real time

Yes1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 20266Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Adjust sound to fit

Not available

Personalised soundiA profile from a hearing test or ear scan

Yes6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Adapt sound (Galaxy Buds 4 Pro only)

Not available

Onboard EQ

Not available

Not available

Custom EQ bandsiNumber of independently adjustable custom equalizer frequency bands. Availability may require current firmware, an app or a compatible device.

93Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026"9-Band Equalizer"

102Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 20264Press releasesony.jp/CorporateCruise/Press/202602/26-0213Read 30 September 202637Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_5.htmlRead 30 September 2026L2_410 explicitly gives ten-band equalizer. Game/Movie presets are mentioned but the full named EQ list is not published here.

EQ presetsiNamed equalizer sound presets. Noise-control modes and spatial-audio modes are separate features.

Not available

Not available

Volume limit

Not available

Not available

Spatial audio

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Spatial audioiNamed spatial or surround audio processing supported with the source and platform conditions stated in the source note.

360 Audio3Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026360 Audio paragraph expressly mentions head tracking.

360 Reality Audio26Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F039_About_360_Reality_Audio.htmlRead 30 September 2026360 Reality Audio is three-dimensional audio in a supporting iOS/Android streaming service.34Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_1.htmlRead 30 September 2026360 Reality Audio section L2_160: Sound Connect creates personal auditory-characteristic data for spatial rendering.

Head trackingiSpatial audio changes with head movement. Static spatial processing alone does not qualify. Compatible device or content requirements belong in the source note.

Yes3Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026360 Audio paragraph expressly mentions head tracking.

Yes2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202634Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_1.htmlRead 30 September 2026Head tracking section L2_170: Android 13+ head-tracking-capable phone and supported content/service. Amazon Music excluded for 360 Reality Audio tracking.

Noise cancelling

4 of 11 differ

Active noise cancelling

Yes2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Exact R640 German specs row: ANC yes.

Yes2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202635Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_2.htmlRead 30 September 2026Noise cancelling feature section explicitly documents active cancellation.

ANC typeiFeedforward uses exterior microphones. Feedback uses interior microphones. Hybrid uses both. Adaptive control is separate from microphone placement.

Not available

Hybrid2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Product ANC feature: two feedback and two feedforward microphones in each earbud.35Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_2.htmlRead 30 September 2026Multi Noise Sensor Technology L2_210: two feedback and two feedforward microphones per earbud.

ANC microphones in both earbudsiPhysical microphones used by ANC across the pair. A shared call and ANC microphone counts once. Case microphones and vibration sensors are excluded.

Not available

82Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Product ANC feature: four microphones per earbud, eight across pair.4Press releasesony.jp/CorporateCruise/Press/202602/26-0213Read 30 September 202635Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_2.htmlRead 30 September 2026L2_210 explicitly gives four per earbud, eight across pair.

Adaptive ANCiANC strength or calibration adjusts automatically to noise, fit or ear acoustics. The source note states the adjustment conditions.

Yes2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Exact R640 German specs row: Adaptive ANC yes.

Yes2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202635Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_2.htmlRead 30 September 2026Adaptive NC Optimizer L2_220 analyses ear shape, fit and external noise in real time.

ANC levelsiNumber of selectable ANC strength levels. Excludes ANC off, transparency and activity profiles unless they explicitly set distinct strength levels.

Not available

Not available

ANC attenuation (claimed)iManufacturer maximum claimed noise attenuation. Frequency and measurement conditions belong in the source note. This is not reviewer-measured overall attenuation.

Not available

Not available

Transparency mode

Yes2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Exact R640 German specs row: Ambient Sound yes.

Yes24Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F043_Listening_to_ambient_sound_during_music_playback.htmlRead 30 September 2026Ambient Sound Mode passes external sound during playback.

Adjustable transparency

Yes6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Ambient sound volume slider (Galaxy Buds 4 Pro only)

Yes2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 20266Reviewsoundguys.com/sony-wf-1000xm6-review-152013Read 30 September 2026Ambient sound adjustable over 20 levels in the app35Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_2.htmlRead 30 September 2026Ambient sound level section: adjustable ambient level and automatic level adjustment based on environmental noise.

Automatic ANC and transparency blendiAutomatically blends active cancellation with ambient sound. Automatic activity-based switching between separate modes alone does not qualify.

Yes2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Exact R640 German specs row: Adaptive Noise Control yes.

Not available

Conversation detection

Yes2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Exact R640 German specs row: Voice Detection yes.

Yes2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202625Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F045_Speaking_with_someone_in_front_of_you.htmlRead 30 September 2026Speak-to-Chat detects speech, pauses music and captures ambient sound.

Wind noise reductioniA documented physical design or processing feature for reducing wind noise. The source note distinguishes mesh or shape changes from selectable processing.

Not available

Yes2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Streamlined shape and mic grille reduce wind noise35Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_2.htmlRead 30 September 2026L2_230: streamlined housing and fine-hole flat microphone design physically reduce wind noise.

Measured

7 of 23 differ

Frequency response notes (measured)iMeasured by a reviewer, not claimed by the maker

Warm sound signature. Bass emphasized, treble slightly underemphasized.9Measurementrtings.com/headphones/reviews/samsung/galaxy-buds4-proRead 30 September 2026Sound signature: Warm. Detailed results are members only and were not read

Warm sound signature9Measurementrtings.com/headphones/reviews/sony/wf-1000xm6Read 30 September 2026Sound signature: Warm. Full measurements are members only and were not read

Bass amount (measured)iDeviation from the review source target in the bass range. Positive means more bass. Target, test method and settings belong in the source note.

3dB9Measurementrtings.com/headphones/reviews/samsung/galaxy-buds4-proRead 30 September 2026Public summary on test bench 2.3: Emphasized (3 dB)

4dB9Measurementrtings.com/headphones/reviews/sony/wf-1000xm6Read 30 September 2026Emphasized (4 dB), test bench 2.3

Treble amount (measured)iDeviation from the review source target in the treble range. Positive means more treble. Values from different targets may not be directly comparable.

-2dB9Measurementrtings.com/headphones/reviews/samsung/galaxy-buds4-proRead 30 September 2026Slightly Underemphasized (-2 dB)

-1dB9Measurementrtings.com/headphones/reviews/sony/wf-1000xm6Read 30 September 2026Balanced (-1 dB), test bench 2.3

Deviation from target (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Consistency between fittings (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Harmonic distortion (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Sound leakage (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Noise isolation (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Noise isolation, best (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Passive isolation (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Call quality notes (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Indoor speech is clear, with good articulation and little reverberation in the review tests.6Reviewsoundguys.com/sony-wf-1000xm6-review-152013Read 30 September 2026Microphone section: quiet indoor speech evaluation. The review uses an experimental bone-conduction-aware fixture, so samples may not reflect every human fit.

Mic low-frequency extension (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic high-frequency extension (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Mic speech-to-noise ratio (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Latency (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Bluetooth latency, worst (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

2.4 GHz latency, worst (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Latency in game mode (measured)iThe best case the buds can reach. Measured by a reviewer

Not available

Not available

Battery life (measured)iReviewer-tested operation from one full charge of the earbuds. Excludes case recharges. ANC, codec, connection, volume and tested edition belong in the row or source note.

ASamsung Galaxy Buds4 Pro

Hours (h)
6.02

Source8Reviewsoundguys.com/samsung-galaxy-buds-4-pro-review-153435Read 30 September 20266 h 1 min in the SoundGuys standardized battery test. ANC setting and codec not stated

BSony WF-1000XM6

ANC	Codec	Hours (h)
Yes	AAC	8.25
Yes	Not available	9.68

Source6Reviewsoundguys.com/sony-wf-1000xm6-review-152013Read 30 September 20269.68 h row: 9 h 41 min (581 min), ANC on, music peaking at 75 dB SPL, firmware 1.1.0/1.57Measurementsoundguys.com/sony-wf-1000xm6-battery-life-performance-152956Read 30 September 2026581 minutes with ANC on, peaks at about 75 dB SPL8Reviewgsmarena.com/sony_wf1000xm6_review_-news-71510.phpRead 30 September 20268.25 h row: 8 h 15 min, AAC codec, ANC on

Longest tested use per chargeiHighest earbuds-only duration among stored reviewer tests. Modes and settings may differ between tests and products.

6.02h=CalculatedFrom Battery life (measured)

9.68h=CalculatedFrom Battery life (measured)

Battery life with case (measured)iReviewer-tested total including earbuds and case recharges. Do not calculate this by multiplying one-charge runtime by claimed recharge count.

Not available

Not available

Full charge time (measured)iBuds in the case, 0 to 100 %. Measured by a reviewer

Not available

Not available

Weight per bud (measured)iMeasured by a reviewer, not claimed by the maker

Not available

6.4g(0.2 oz)8Reviewgsmarena.com/sony_wf1000xm6_review_-news-71510.phpRead 30 September 2026Each earbud measures 6.4 grams (pre-production unit)

Microphones and calls

4 of 7 differ

Voice microphones in both earbudsiPhysical call and beamforming microphones across the pair. Excludes case microphones and vibration sensors. Shared ANC microphones can also count here when used for calls.

63Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026HD Voice feature: six microphones isolate the voice for calls. The companion video text explicitly gives three per earbud, six across pair.

42Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Voice pickup feature: two beamforming microphones per earbud, four for calls across pair.36Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_4.htmlRead 30 September 2026AI Noise Reduction section: two voice microphones per side, four across pair, combined with bone-conduction sensors.

All microphones in both earbudsiEvery physical microphone across the pair, including call and ANC microphones. Shared microphones count once. Excludes the charging case and voice vibration sensors.

61Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026Pro microphone column: two HSNR digital plus one digital microphone per earbud, six across the pair. VPU is not a microphone.2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 20263Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026

82Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202635Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_2.htmlRead 30 September 2026L2_210 explicitly gives eight physical microphones across pair.

Bone conduction voice sensoriA dedicated bone or jaw conduction sensor for detecting speech vibrations. A microphone or speech-detecting accelerometer alone does not prove this architecture.

Yes8Reviewsoundguys.com/samsung-galaxy-buds-4-pro-review-153435Read 30 September 2026Exact model mic review calls voice pickups bone conduction.

Yes2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 20264Press releasesony.jp/CorporateCruise/Press/202602/26-0213Read 30 September 202636Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_4.htmlRead 30 September 2026Bone-conduction sensor section explicitly identifies dedicated sensor.

Mic noise reduction

AI1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026Machine learning models for noise reduction (DNN)

AI2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202636Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_4.htmlRead 30 September 2026AI Noise Reduction section separates user voice from other noise.

Call audio bandwidthiHighest supported call-audio bandwidth. Compatible phone, operating system, call app or network requirements belong in the source note.

Super wideband6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Advanced quality: Super wideband speech 16 kHz. The source must be a qualified compatible Galaxy phone. (PDF page 28)

Super wideband2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Super Wideband calling feature requires a supporting phone.36Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_4.htmlRead 30 September 2026Super Wideband calling section requires a supporting smartphone.

Mic mute controliAn earbud control that mutes the microphone during calls. Includes touch or pressure gestures and physical buttons. Phone/app-only controls do not qualify.

Not available

Yes2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Double tap toggles the mic on or off, enabled in the app36Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_4.htmlRead 30 September 2026Double-tap microphone on/off section: must enable in Sound Connect, controls headset mic independently of source-app mute.

SidetoneiHear your own voice in calls

Not available

Yes10Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F002_Using_the_Sound_Connect_app.htmlRead 30 September 2026Capture Voice During a Phone Call explicitly described as Sidetone.17Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F048_Functions_for_a_phone_call.htmlRead 30 September 2026Capture Voice During a Phone Call (Sidetone function)

Connectivity

9 of 18 differ

Chip

Not available

QN3e, Integrated Processor V22Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026QN3e noise-canceling processor and Integrated Processor V 2.

Connections

Bluetooth2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Exact R640 German specs row: Bluetooth 6.1.

Bluetooth1Maker product pagesony.jp/headphone/products/WF-1000XM6/spec.htmlRead 30 September 2026Bluetooth specification table: Bluetooth wireless connection.

Bluetooth

6.12Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Exact R640 German specs row: Bluetooth 6.1.

5.31Maker product pagesony.jp/headphone/products/WF-1000XM6/spec.htmlRead 30 September 2026Bluetooth specification table: Bluetooth 5.3.

Bluetooth codecs

SBC, AAC, Samsung Seamless, SSC UHQ, LC32Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Exact R640 German specs row: AAC, SBC, SSC, SSC-UHQ and LC3.

SBC, AAC, LDAC, LC31Maker product pagesony.jp/headphone/products/WF-1000XM6/spec.htmlRead 30 September 202622Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F055_Supported_codecs.htmlRead 30 September 2026Classic A2DP: SBC/AAC/LDAC. LE Audio: LC3. LDAC requires Priority on Sound Quality. LE Audio requires Low latency setting.

Bluetooth profiles

A2DP, AVRCP, HFP, PBP, TMAP2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Technical specifications: A2DP, AVRCP, HFP, PBP, TMAP.

A2DP, AVRCP, HFP, HSP, TMAP, CSIP, MCP, VCP, CCP1Maker product pagesony.jp/headphone/products/WF-1000XM6/spec.htmlRead 30 September 2026Bluetooth specification table: A2DP, AVRCP, HFP, HSP, TMAP, CSIP, MCP, VCP and CCP.

LE Audio

Yes2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Exact R640 German specs row: LE Audio yes.

Yes2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202616Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F025_Connecting_with_an_Android_smartphone_using_LE_Audio.htmlRead 30 September 2026Connecting with an Android smartphone using LE Audio: exact WF-1000XM6 function.

Auracast

Yes1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 20266Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Listen to audio broadcast

Yes2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 20264Press releasesony.jp/CorporateCruise/Press/202602/26-0213Read 30 September 202638Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_6.htmlRead 30 September 2026L2_670 explicitly describes Auracast broadcast audio reception and shared listening.

MultipointiConcurrent Bluetooth connections to multiple source devices. Pairing memory and switching through a manufacturer account alone do not qualify.

No8Reviewsoundguys.com/samsung-galaxy-buds-4-pro-review-153435Read 30 September 2026"The earbuds don't support true Multipoint"

Yes2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202615Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F034_Connecting_the_headset_to_2_devices_simultaneously.htmlRead 30 September 2026Connecting the headset to 2 devices simultaneously: exact WF-1000XM6 function.38Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_6.htmlRead 30 September 2026L2_710: two source devices concurrently, including Classic/LE Audio cross-connections.

Multipoint devicesiMaximum source devices concurrently connected by Bluetooth, not the number remembered in pairing history.

Not available

22Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202615Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F034_Connecting_the_headset_to_2_devices_simultaneously.htmlRead 30 September 2026Connecting the headset to 2 devices simultaneously: exact WF-1000XM6 function.38Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_6.htmlRead 30 September 2026L2_710 explicitly states two concurrent source devices.

Multipoint with LDACiMany buds turn multipoint off on LDAC

Not available

Not available

Paired devices rememberediMaximum remembered Bluetooth source pairings. This is separate from simultaneous multipoint connections.

Not available

821Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F023_Pairing_and_connecting_with_an_Android_smartphone.htmlRead 8 October 2026Note: up to 8 paired devices. Ninth pairing replaces oldest connection.

Automatic switching between own devicesiThrough the maker's account

Yes6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Auto Switch Buds automatically switches between own Galaxy devices for call and media. (PDF page 30)

Yes11Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F035_Switching_audio_between_multiple_devices_with_audio_switch.htmlRead 30 September 2026Audio switch automatically switches Fast-Paired Android devices signed into the same Google account.

Fast pairing

Not available

Google Fast Pair, Microsoft Swift Pair2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 20265Press articlegsmarena.com/sony_wf1000xm6_arrive_with_updated_sound_tuning_stronger_anc_-news-71532.phpRead 30 September 202621Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F023_Pairing_and_connecting_with_an_Android_smartphone.htmlRead 8 October 2026Google Fast Pair for Android. Microsoft Swift Pair explicitly listed on Sony maker product page.38Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_6.htmlRead 30 September 2026L2_680 Google Fast Pair, Android 6+, plus L2_690 Windows 10/11 Swift Pair.

Audio sharingiShare one stream with a second pair

Not available

Not available

Wireless range (claimed)

Not available

10m1Maker product pagesony.jp/headphone/products/WF-1000XM6/spec.htmlRead 30 September 2026Bluetooth specification table: maximum communication distance 10 m.

Wireless receiveri2.4 GHz dongle

Not available

Not available

Receiver connector

Not available

Not available

Simultaneous 2.4 GHz and Bluetooth audioiBoth connection types can play audio together. Quick switching between independent modes does not qualify.

Not available

Not available

Latency

0 of 3 differ

Low latency mode

Yes6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Gaming mode under Labs, Samsung mobile devices only

Yes10Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F002_Using_the_Sound_Connect_app.htmlRead 30 September 2026Bluetooth Connection Quality: Low latency when using LE Audio. Android source must support LE Audio.

Claimed latency

Not available

Not available

Lowest claimed latency

Not available

Not available

Compatibility

3 of 4 differ

PlatformsiPlatforms with documented audio support. App availability and advanced features can be more limited. Edition-specific support is listed in variants.

Android, iOS2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Compatibility: Bluetooth audio works with iOS as well as Android. Advanced earbud settings require compatible Android/Galaxy device.

Android, iOS, Windows, macOS28Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F021_How_to_make_a_wireless_connection_to_Bluetooth_devices.htmlRead 30 September 2026Android/iPhone/Windows 11/Mac pairing subsections document each platform.

Connection per platformiDocumented audio connection for each platform. USB-C phone routes require a compatible port. Platform edition and microphone restrictions belong in source notes or feature requirements.

ASamsung Galaxy Buds4 Pro

Platform	Connection	Microphone works
Android	Bluetooth	Yes
iOS	Bluetooth	Yes

Source12Maker spec sheet (PDF)image-us.samsung.com/SamsungUS/home/mobile/audio-sound/galaxy-buds4/Buds4F-Available-Features-by-Device-As-of-2026-03-03.pdfRead 8 October 2026Page 1 exact Pro column: standard audio/call streaming on Galaxy, other Android, and other Bluetooth devices including iOS/PC. Stored phone routes require a compatible Bluetooth host. No direct Xbox/PlayStation support is inferred from the generic console category.

BSony WF-1000XM6

Platform	Connection	Microphone works
Android	Bluetooth	Yes
iOS	Bluetooth	Yes
Windows	Bluetooth	Yes
macOS	Bluetooth	Yes

Source21Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F023_Pairing_and_connecting_with_an_Android_smartphone.htmlRead 8 October 2026Exact Android pairing procedure.41Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F026_Pairing_and_connecting_with_an_iPhone.htmlRead 8 October 2026Exact iPhone pairing procedure.42Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F028_Pairing_and_connecting_with_a_computer_Windows_11.htmlRead 8 October 2026Windows 11, Bluetooth A2DP music support required.43Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F029_Pairing_and_connecting_with_a_computer_Mac.htmlRead 8 October 2026macOS 12+, Bluetooth A2DP music support required.44Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F047_Making_a_call.htmlRead 8 October 2026Smartphone calls use HFP/HSP and microphones on left/right units. Prefer HFP when both profiles supported.45Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F049_Making_a_video_call_on_your_computer.htmlRead 8 October 2026Windows/Mac linked instructions. Select HFP/HSP hands-free speaker and microphone for video calls, not stereo music output. Computer/application compatibility can vary.

Features that need a specific deviceiDevice, operating system, firmware, codec, content, account or region requirements for a named feature.

ASamsung Galaxy Buds4 Pro

Feature	Needs
Ultra High Quality audio up to 24-bit / 96 kHz	Galaxy S26, S25, S24 and S23 Series, Z Fold7, Z Flip7, Z Fold6, Z Flip6, Z Fold5, Z Flip5, Tab S11, Tab S10 and Tab S9 Series with One UI 6.1.1+. UHQ is off by default. Use phone settings on One UI 8.0+ or Galaxy Wearable on earlier versions.
Super wideband calls	Samsung March 3, 2026 chart lists S26 / S25 Series, Z Fold7 / Fold6 / Flip7 / Flip6, Tab S11 / S10 Series, S25 FE / S24 FE, A57, A56, A37, A36, A17 and A16. Maker product FAQ requires One UI 6.1.1+ and warns that support also depends on the mobile network.
360 Audio	Samsung Galaxy smartphones and Galaxy Tab devices with One UI 3.1 or later, and selected Samsung TV models
Head gestures	Compatible Galaxy device with One UI 8.5 or later. Feature is off by default and requires setup. Samsung account required for Galaxy Wearable settings.
Advanced settings	One UI 8.0 or later, or the Galaxy Wearable app on Android 12.0 or above with at least 1.5 GB of memory. Not supported on iOS
Gaming mode	Samsung mobile device
Interpreter	Galaxy smartphone with Galaxy AI on One UI 6.1.1 or later
24-bit / 48 kHz audio	Samsung March 3, 2026 compatibility chart lists Galaxy S25 FE, S24 FE, A57, A56, A37, A36, A17 and A16 as 24-bit / 48 kHz hosts, not 96 kHz hosts.
Saved settings on iOS or other Bluetooth devices	First enable Adaptive Noise Control, Adaptive ANC/EQ, Equalizer, Voice/Siren Detect or Voice Command through Galaxy Wearable on Android. These enabled features persist on other Bluetooth devices until disabled through the same Android process.
Auracast	Galaxy or other Android source device with Auracast capability. Samsung March 3, 2026 compatibility chart does not support Auracast on iOS or other Bluetooth devices.
Auto Switch	Samsung account registered through Galaxy Wearable. Samsung chart supports Galaxy and other Android devices, not iOS or other Bluetooth devices.

Source3Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026Current FAQ retains S23/S24, Fold5 / Flip5 and Tab S9 among 96 kHz hosts absent from the shorter March chart. UHQ is off by default. One UI 8.0 refers to settings location, not eligibility. SWB also depends on network support.6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 202612Maker spec sheet (PDF)image-us.samsung.com/SamsungUS/home/mobile/audio-sound/galaxy-buds4/Buds4F-Available-Features-by-Device-As-of-2026-03-03.pdfRead 8 October 2026As of 3 March 2026. Page 2 distinguishes 96 kHz hosts from S25 FE / S24 FE and listed A-series 48 kHz hosts, which also support SWB. Page 1 footnote **: listed Android-enabled settings persist on other Bluetooth hosts until disabled in Wear. Product FAQ separately lists older 96 kHz hosts absent from the shorter chart. No custom-profile capacity or firmware-independent storage claim is inferred.

BSony WF-1000XM6

Feature	Needs
Spatial Sound and Head Tracking	Android 13+ phone with head-tracking support and compatible multichannel or 360 Reality Audio content/service. Amazon Music excluded for 360 Reality Audio head tracking.
Google Gemini	Android 13 or later
audio switch	Android 8.0 or later, connected via Google Fast Pair
LE Audio	The Android smartphone must support LE Audio
Tencent Xiaowei	Tencent Xiaowei is only available in China
Computer Bluetooth audio and calls	Windows 11 or macOS 12+ with Bluetooth A2DP for music. Select HFP/HSP hands-free speaker and microphone for video calls. Application and computer compatibility varies.

Source2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Head tracking needs Android 13 or later with head tracking support (JP page)16Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F025_Connecting_with_an_Android_smartphone_using_LE_Audio.htmlRead 30 September 2026LC3/low-latency mode requires LE Audio-capable Android source. Gemini and audio switch conditions from their respective sections.34Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_1.htmlRead 30 September 2026Head tracking L2_170 explicitly sets Android 13+, device support, content/service support and Amazon Music exclusion.45Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F049_Making_a_video_call_on_your_computer.htmlRead 8 October 2026Computer video calls require correctly selected HFP/HSP speaker and microphone. Some computer/application combinations may not work properly.

Official licence

Not available

Not available

Battery and charging

11 of 13 differ

Battery per budiBattery cell capacity of one earbud. The source note states typical or rated capacity. Charging input current is not capacity.

61mAh1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026Typical. Rated 57 mAh2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Technical specifications: 61 mAh typical, not 57 mAh rated.

Not available

User-replaceable earbud batteryiThe maker documents normal battery replacement by the user with its approved procedure and tools. Service or recycling disassembly does not count.

Not available

Not available

Claimed battery lifeiManufacturer maximum runtime under the stated mode, codec and spatial processing state. Name the spatial or immersive processing mode and other conditions in source notes. Omit unspecified settings. with_case false means one charge of the earbuds. true means earbuds plus case recharges.

ASamsung Galaxy Buds4 Pro

Mode	Includes case recharges	Hours (h)
ANC on	No	6
ANC off	No	7
ANC on	Yes	26
ANC off	Yes	30
Call	No	5
Call	Yes	22

Source1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026Pro column: 6 h ANC on/7 h off earbuds-only. 26 h on/30 h off case-inclusive. Call 5 h/22 h totals with ANC off, versus 4.5 h/20 h ANC on. The stored call claim uses ANC off.2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026

BSony WF-1000XM6

Mode	Codec	Includes case recharges	Hours (h)
ANC on	LDAC	No	5
Transparency	LDAC	No	5
ANC off	LDAC	No	8
ANC on	AAC	No	8
Transparency	AAC	No	8
ANC off	AAC	No	12
ANC on	SBC	No	8
Transparency	SBC	No	8
ANC off	SBC	No	12
ANC on	LC3	No	7
Transparency	LC3	No	7
ANC off	LC3	No	11
Call	Not available	No	5.5
ANC on	AAC	Yes	24
ANC off	AAC	Yes	36

Source1Maker product pagesony.jp/headphone/products/WF-1000XM6/spec.htmlRead 30 September 2026Call specifications: 5 h ANC on, 5.5 h ANC off. Stored call row is the ANC-off claim.2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026With case: NC on 24 h, NC off 36 h, codec AAC12Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F017_Available_operating_time.htmlRead 30 September 2026Available operating time table: LDAC 5/5/8 h, AAC 8/8/12 h, SBC 8/8/12 h, LC3 7/7/11 h (ANC/ambient/off). Call 5.5 h is ANC off. EQ, DSEE Extreme, Speak-to-Chat shorten playback.38Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_6.htmlRead 30 September 2026L2_540: AAC, 8 h ANC on and 24 h case-inclusive, 12 h ANC off and 36 h case-inclusive. EQ/DSEE off, other features default. Per-codec earbud rows from Help Guide operating-time table.

Longest claimed use per chargeiHighest earbuds-only runtime among all stored modes. This can be ANC off, Hearing Aid, heart-rate or call use. Read the battery table and source conditions.

7h=CalculatedFrom Claimed battery life

12h=CalculatedFrom Claimed battery life

Playback per charge with ANC (claimed)iHighest claimed earbuds-only playback with ANC enabled. Codec and spatial-audio conditions belong in the source note.

6h=CalculatedFrom Claimed battery life

8h=CalculatedFrom Claimed battery life

Playback per charge without ANC (claimed)iHighest claimed earbuds-only playback with ANC disabled. Codec and volume conditions belong in the source note.

7h=CalculatedFrom Claimed battery life

12h=CalculatedFrom Claimed battery life

Total with case (claimed)iHighest claimed runtime including the initial earbud charge and all case recharges. It is not the case recharge runtime alone.

30h=CalculatedFrom Claimed battery life

36h=CalculatedFrom Claimed battery life

Total with case and ANC (claimed)iClaimed total playback with ANC, including the initial earbud charge and case recharges.

26h=CalculatedFrom Claimed battery life

24h=CalculatedFrom Claimed battery life

Talk time (claimed)

5h=CalculatedFrom Claimed battery life

5.5h=CalculatedFrom Claimed battery life

Full charge time, budsiTime to charge discharged earbuds to full in the case. Excludes charging the case itself or a combined buds-and-case result.

Not available

90min13Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F066_Specifications.htmlRead 30 September 2026Specifications: approx. 1.5 hours (Headset)

Charging guidanceiPublished charging guidance or estimates that do not separate earbuds and case. Preserve the maker’s component scope and limits. Do not assign an unspecified or combined estimate to a component-specific numeric field.

Not available

Not available

Quick charge timeiCharge duration corresponding to quick_charge_playback_h. Source note states earbuds-only or case-inclusive charging and playback settings.

Not available

5min2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Quick charging feature: 5 minutes gives 60 minutes with AAC and ANC on.38Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_6.htmlRead 30 September 2026L2_550: 5-minute charge for 60-minute playback, AAC, ANC on, EQ/DSEE off.

Earbud playback after quick chargeiEarbuds-only runtime after quick_charge_min of charging. A claimed case-inclusive total does not qualify. ANC, codec and volume conditions belong in the source note.

Not available

1h2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202638Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_6.htmlRead 30 September 2026L2_550: 60 minutes equals 1 hour with AAC, ANC on, EQ/DSEE off.

Charging case

3 of 10 differ

Case batteryiCharging-case battery cell capacity. The source note distinguishes typical, rated and output capacity. USB output capacity alone does not qualify.

530mAh1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026Typical. Rated 515 mAh2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Technical specifications: 530 mAh typical, not 515 mAh rated.

Not available

User-replaceable case batteryiThe maker documents normal case battery replacement by the user with its approved procedure and tools. Service or recycling disassembly does not count.

Not available

Not available

Case charging port

USB-C6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 20268Reviewsoundguys.com/samsung-galaxy-buds-4-pro-review-153435Read 30 September 2026USB-C port on the back of the case

USB-C27Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F008_Location_and_function_of_parts.htmlRead 30 September 2026Charging case parts: USB Type-C port.

Case full charge timeiBy cable, 0 to 100 %. A time the maker gives with the earbuds inside the case counts, and the source note says so.

Not available

120min13Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F066_Specifications.htmlRead 30 September 2026Specifications: approx. 2 hours (Charging case)

Wireless charging

Yes3Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026Exact-model FAQ: Galaxy Buds4 Pro charging case supports wireless charging.

Yes1Maker product pagesony.jp/headphone/products/WF-1000XM6/spec.htmlRead 30 September 202629Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F016_Charging.htmlRead 30 September 2026Charging chapter documents commercially available wireless charging pad.38Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_6.htmlRead 30 September 2026L2_560 explicitly supports Qi wireless charging.

Wireless standardsiDocumented case charging standards or supported chargers. Magnetic alignment alone does not establish Qi2 certification.

Not available

Qi2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202629Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F016_Charging.htmlRead 30 September 2026Charging chapter: use a Qi-compatible wireless charging pad.38Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_6.htmlRead 30 September 2026L2_560 Qi-certified charger required.

Wireless charging poweriHighest wireless charging input the maker states for the case. The output of a charging pad does not count.

Not available

Not available

Speaker in caseiAn audio speaker physically in the charging case, for locating or status sounds. A microphone in the case is separate.

Not available

Not available

Screen on case

Not available

Not available

Case works as audio transmitteriCase relays external source audio through USB or an analog audio input. A case microphone for recording or calls does not qualify.

Not available

Not available

Controls

4 of 5 differ

ControlsiPressure is a force sensor that does not move, such as a stem you squeeze. Button is a key that moves when pressed.

Pressure, Swipe, Head gestures, Voice commands3Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026Pinch on a force sensor, swipe for volume, head gestures, voice commands (Buds 4 Pro only)

Touch, Head gestures, Voice commands2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202618Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F013_About_the_touch_sensor.htmlRead 30 September 2026About the touch sensor: exact WF-1000XM6 function.

Earbud volume controliHow earbud controls adjust volume, including a voice command if supported. Phone or app controls alone do not qualify.

Swipe6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Earbud controls table: pinch, double, triple, hold and swipe volume. (PDF page 17)

Touch18Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F013_About_the_touch_sensor.htmlRead 30 September 2026Tap 4 or more times on the left or right bud

Gestures

Pinch, Double pinch, Triple pinch, Pinch and hold, Swipe up or down, Nod or shake head6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Earbud controls table: pinch, double, triple, hold and swipe volume. (PDF page 17)

Tap, Tap twice, Tap 3 times, Tap 4 or more times, Hold your finger to the touch sensor, Nod your head, Shake your head10Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F002_Using_the_Sound_Connect_app.htmlRead 30 September 2026Head Gesture enables nod and shake controls. Touch sensor chapter documents taps and holding.18Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F013_About_the_touch_sensor.htmlRead 30 September 2026About the touch sensor: exact WF-1000XM6 function.

Remappable controls

Yes6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Manual page 24: left and right pinch-and-hold shortcuts can be assigned independently.

Yes10Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F002_Using_the_Sound_Connect_app.htmlRead 30 September 2026Change the touch sensor function and Quick Access service assignments.

Voice assistant

Bixby, Gemini, Perplexity1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026AI agents Bixby, Google Gemini and Perplexity started hands-free

Gemini, Google Assistant, Siri, Tencent Xiaowei2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Maker voice assistant feature explicitly lists Google Assistant and Gemini. Siri and China-only Tencent Xiaowei from manual sections.10Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F002_Using_the_Sound_Connect_app.htmlRead 30 September 2026Voice assistant setup. Individual Gemini, Google app, Siri and Tencent sections document device requirements.30Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F050_Using_Google_Gemini.htmlRead 30 September 2026Gemini requires supported Android device and Google account.31Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F051_Using_Tencent_Xiaowei.htmlRead 30 September 2026Tencent Xiaowei is available only in China.32Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F052_Using_the_voice_assist_function_Google_app.htmlRead 30 September 2026Google voice assistant via the Google app on Android.33Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F053_Using_the_voice_assist_function_Siri.htmlRead 30 September 2026Siri voice assistant on supported iPhone.

Sensors and health

2 of 9 differ

In-ear detection

Yes6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026In-ear detection routing. (PDF page 31)

Yes2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202638Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_6.htmlRead 30 September 2026L2_600: removing earbud automatically stops music.

Sensors

Voice Pickup Unit (VPU), Force & Touch (Swipe), SWIR, Accelerometer, Gyro, Hall sensor1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026Verbatim from the Buds 4 Pro spec column

IR sensors, Touch sensors, Bone conduction sensor2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 202627Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F008_Location_and_function_of_parts.htmlRead 30 September 2026Parts identify IR and touch sensors. Dedicated bone-conduction sensor from Sony product page.

Heart rate sensor

Not available

Not available

Skin temperature sensingiA documented skin temperature sensor. This is separate from the operating temperature range or a heart-rate sensor.

Not available

Not available

Hearing aid featureiAmplification for mild to moderate hearing loss

Not available

Not available

Medical clearances

Not available

Not available

Hearing testiA documented hearing assessment feature, including consumer sound-personalization tests. Medical diagnostic clearance must be stated separately.

Not available

Not available

Hearing protectioniLimits sudden loud sounds

Not available

Not available

Health features

Neck stretch reminders6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Neck stretch reminders for a head position held ten minutes. (PDF page 31)

Safe Listening 2.037Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_5.htmlRead 30 September 2026Safe Listening 2.0 section: tracks listening sound-pressure exposure, compares WHO recommendations, alerts or reduces volume.

Fit and durability

4 of 7 differ

Ear tips includediTip sizes supplied with the product, including the pair fitted to the earbuds. Do not list separately sold sizes as included.

S, M, L3Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026Exact model FAQ: 3 sets, small, medium and large. Medium is installed.

XS, S, M, L4Press releasesony.jp/CorporateCruise/Press/202602/26-0213Read 30 September 202619Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F004_Included_items.htmlRead 30 September 2026Included items: exact WF-1000XM6 function.

Ear tip materials

Silicone3Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026FAQ: "3 sets of silicone ear tips"

Foam6Reviewsoundguys.com/sony-wf-1000xm6-review-152013Read 30 September 2026Four sizes of memory foam ear tips

StabilisersiPhysical stabilizing fittings or structures. Stability bands are separate from fins, wings and ear hooks.

Not available

None6Reviewsoundguys.com/sony-wf-1000xm6-review-152013Read 30 September 2026No ear wings

Ear tip fit test

Yes6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Manual page 28: Earbud fit test applies to Galaxy Buds4 Pro.

Yes2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Checks ear tip seal and size in the app

Dust and water rating, buds

IP571Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026IP57, earbuds only2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 20266Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026

IPX42Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026IPX4 for the buds only, not the case38Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_6.htmlRead 30 September 2026L2_720: IPX4 applies to earbuds only, not charging case.

Dust and water rating, case

Not available

Not available

Water resistance depth

Not available

Not available

Software

4 of 6 differ

Companion app

Galaxy Wearable3Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026Exact model linked app compatibility: Android 12+, minimum 1.5 GB memory.6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Access features via device Settings One UI 8+ or Galaxy Wearable. (PDF page 21)

Sony Sound Connect10Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F002_Using_the_Sound_Connect_app.htmlRead 30 September 2026Sony Sound Connect app setup and functions.

App platforms

Android3Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026Exact model linked app compatibility: Android 12+, minimum 1.5 GB memory.6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Access features via device Settings One UI 8+ or Galaxy Wearable. (PDF page 21)

Android, iOS10Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F002_Using_the_Sound_Connect_app.htmlRead 30 September 2026Install from Google Play or Apple App Store.

User firmware updates

Yes6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Earbuds software update user instructions. (PDF page 34)

Yes20Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F056_How_to_keep_the_software_up_to_date.htmlRead 30 September 2026How to keep the software up to date: exact WF-1000XM6 function.37Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_5.htmlRead 30 September 2026Firmware update section allows background download, with earbuds unavailable during installation.

Finding network

Samsung Find2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Services and Apps: Samsung Find Yes.

Google Find Hub2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Fast Pair feature: Find Hub reports last known location. No UWB precision finding is claimed.38Maker product pagesony.jp/headphone/products/WF-1000XM6/feature_6.htmlRead 30 September 2026L2_680: Find Hub displays last-known location and can ring earbuds.

Precision findingiUWB in the case

Not available

Not available

Live translation

Yes3Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026Interpreter section: paired Galaxy S26, Samsung Phone app, live call translation and face-to-face phone-screen interpretation.

Not available

Dimensions and weight

3 of 4 differ

Weight per budiMass of one earbud. Tip size and approximate values belong in the source note. Do not store pair or case-inclusive mass.

5.1g(0.2 oz)1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026With M size ear tip2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026

6.5g(0.2 oz)1Maker product pagesony.jp/headphone/products/WF-1000XM6/spec.htmlRead 30 September 2026Headphone specification table: approximately 6.5 g each including medium ear tip.13Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F066_Specifications.htmlRead 30 September 2026Specifications: approximately 6.5 g per earbud including medium tip.

Bud dimensionsiDimensions of one earbud on the explicitly identified width, height and depth axes. An unlabeled tuple cannot establish those axes.

Width18.1Height30.9Depth19.6mm(0.7 × 1.2 × 0.8 in)1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026Earbud 18.1 x 19.6 x 30.9 mm, axes from the Samsung EU spec table (H 30.9, W 18.1, D 19.6)2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026Technical specifications explicitly H 30.9 x W 18.1 x D 19.6 mm.

Not available

Case weightiCharging case mass excluding earbuds. Case-inclusive product mass does not qualify unless the source explicitly gives the empty-case figure.

44.3g(1.6 oz)1Press releasenews.samsung.com/global/samsung-unveils-all-new-galaxy-buds4-series-with-ultimate-soundRead 30 September 2026With M size ear tip, as listed2Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-pro-black-sm-r640nzkadbtRead 30 September 2026

47g(1.7 oz)13Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F066_Specifications.htmlRead 30 September 2026Approx. 47 g (Charging case)

Case dimensionsiCharging-case width, height and depth on explicitly identified source axes. Report conflicting axis labels rather than reorder a tuple by appearance.

Not available

Not available

Certifications

1 of 3 differ

Hi-Res AudioiThe Japan Audio Society logos. Hi-Res Audio Wireless is also written Hi-Res Wireless Audio.

Not available

Hi-Res Audio Wireless2Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Hi-Res AUDIO WIRELESS badge in the product page feature logos

Communication certifications

Not available

Not available

FCC IDs

Not available

AK8YY298539Owner's manualnfm.com/on/demandware.static/-/Library-Sites-NFMSharedLibrary/default/dwf3ccc72f/product-pdfs/069/87/69870889-use-and-care-guide.pdfRead 8 October 2026Original reference guide page 1 regulatory block identifies headset YY2985 and FCC ID AK8YY2985. Public retailer-hosted original maker PDF.

Other certifications

Not available

Not available

In the box

2 of 2 differ

In the box

Earbuds, 3 sets of ear tips (S/M/L), Charging Case, Quick Start Guide3Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026FAQ. Charger and USB Type-C cable not included

Wireless Noise Canceling Stereo Headset, USB Type-C® cable (USB-A to USB-C®), Noise isolation earbud tips (XS (2), S (2), M (2), L (2)), Charging case, Documents19Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F004_Included_items.htmlRead 30 September 2026Included items: exact WF-1000XM6 function.

Cables included

ASamsung Galaxy Buds4 Pro

Not available

BSony WF-1000XM6

Type	Count
USB Type-C cable (USB-A to USB-C)	1

Source19Owner's manualhelpguide.sony.net/mdr/2985/v1/en/contents/F004_Included_items.htmlRead 30 September 2026Included items: exact WF-1000XM6 function.

Links

Not compared

Product page

www.samsung.com/us/audio-sound/galaxy-buds4-pro3Maker product pagesamsung.com/us/audio-sound/galaxy-buds4-proRead 8 October 2026Opened exact maker product page heading.

www.sony.jp/headphone/products/WF-1000XM62Maker product pagesony.jp/headphone/products/WF-1000XM6Read 30 September 2026Opened Sony product page titled WF-1000XM6.

Spec sheet

Not available

www.sony.jp/headphone/products/WF-1000XM6/spec.html1Maker product pagesony.jp/headphone/products/WF-1000XM6/spec.htmlRead 30 September 2026Opened maker technical spec page title identifies WF-1000XM6.

Manual

downloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdf6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026Maker user guide cover. (PDF page 1)

helpguide.sony.net/mdr/2985/v1/en/index.html3Owner's manualhelpguide.sony.net/mdr/2985/v1/en/index.htmlRead 30 September 2026WF-1000XM6 Help Guide index. Technical values cite their individual sections.

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

Not available

Not available

Warranty

1 of 1 differ

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

1year6Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 30 September 2026US: Standard One-year Limited Warranty

Not available

Both are also in the API. Back to all earbuds.