Earbuds / Compare

Samsung Galaxy Buds2 vs Samsung Galaxy Buds2 Pro

A

Product A: Samsung

Galaxy Buds2

79 of 166 known

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B

Product B: Samsung

Galaxy Buds2 Pro

92 of 166 known

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All 166 fields

Every value links to where we found it.

Only differences

ASamsung Galaxy Buds2

BSamsung Galaxy Buds2 Pro

General

3 of 8 differ

Series

Galaxy Buds2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026

Galaxy Buds1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026

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

SM-R177NZKAEUA, SM-R1772Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026Exact 2021 UK Graphite SM-R177NZKAEUA. Shared SM-R177 is established by its original EU manual. Buds2 Pro, Buds3 and FE are separate models.

SM-R510, SM-R510NZAAEUA1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026Exact UK Graphite reference SKU. Color finishes and shared original hardware generation are not separate catalog products. French, US and newer Buds3/4 SKU numbers are excluded.

GTIN / EAN

Not available

Not available

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

11 August 20213Press releasesamsungmobilepress.com/articles/the-next-chapter-in-mobile-innovation-unfold-your-world-with-galaxy-z-fold3-5g-and-galaxy-z-flip3-5gRead 5 October 2026

10 August 20224Press releasenews.samsung.com/us/samsung-galaxy-z-flip4-galaxy-z-fold4-unpacked-2022-most-versatile-smartphonesRead 5 October 2026

Status

Not available

Not 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 Buds+14Measurementrtings.com/headphones/reviews/samsung/galaxy-buds-plus-truly-wirelessRead 23 October 2026A notice on the RTINGS Galaxy Buds+ review says these headphones were replaced by the Samsung Galaxy Buds2.15Measurementrtings.com/headphones/reviews/samsung/galaxy-buds2-truly-wirelessRead 23 October 2026RTINGS says the Galaxy Buds2 are the next generation of the Galaxy Buds+.

Samsung Galaxy Buds Pro20Reviewgsmarena.com/samsung_galaxy_buds2_pro_review-news-55883.phpRead 23 October 2026GSMArena's review calls the Galaxy Buds2 Pro the successor of the Galaxy Buds Pro.21Reviewtomsguide.com/reviews/samsung-galaxy-buds-2-proRead 23 October 2026Tom's Guide's review says the Galaxy Buds 2 Pro replaces the Galaxy Buds Pro.

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.

Samsung Galaxy Buds316Measurementrtings.com/headphones/reviews/samsung/galaxy-buds3-truly-wirelessRead 23 October 2026RTINGS says the Galaxy Buds3 are the third generation of Galaxy earbuds, following the Galaxy Buds2.

Samsung Galaxy Buds3 Pro19Measurementrtings.com/headphones/reviews/samsung/galaxy-buds3-pro-truly-wirelessRead 23 October 2026RTINGS calls the Galaxy Buds3 Pro the 2024 follow-up to the previous Galaxy Buds2 Pro.

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

$149.994Press releasenews.samsung.com/us/galaxy-z-fold3-5g-galaxy-z-flip3-5g-unpacked-2021-next-mobile-innovationRead 5 October 2026Original US maker pricing gives 149.99 USD for standard Buds2. US family launch price, not a conversion of UK pricing.

$229.994Press releasenews.samsung.com/us/samsung-galaxy-z-flip4-galaxy-z-fold4-unpacked-2022-most-versatile-smartphonesRead 5 October 2026Original US generation launch MSRP before sales tax. UK reference SKU price is not converted. August 10 preorder differs from planned August 26 retail.

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.

Not available

Not available

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

GB2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026

GB1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026Exact UK commerce SKU and original August 2022 UK preorder campaign establish GB availability. Other regional prices do not add markets to this SKU.

ColoursiThe maker's own colour names

Graphite, White, Olive, Lavender, Onyx2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026Four original finishes plus current Onyx on the maker page. Same generation. Reference photo remains Graphite.

Graphite, White, Bora Purple1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026

Segment

Music2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026

Music1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026

Design

0 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-ear2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026

In-ear3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

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

Stemless2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026

Stemless3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

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

Either bud5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Page 18 describes mono with one connected bud. Page 36 accessibility enables ANC with one earbud despite default both-bud restriction.

Either bud3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Page 18 mono sound with one connected bud. Page 39 accessibility permits single-earbud noise controls. Either bud is not independent playback from two sources.

RGB lighting

Not available

Not available

Drivers and sound

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

ASamsung Galaxy Buds2

Type	Role	Count per earbud
Dynamic	Woofer	1
Dynamic	Tweeter	1

Source2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 20263Press releasesamsungmobilepress.com/articles/the-next-chapter-in-mobile-innovation-unfold-your-world-with-galaxy-z-fold3-5g-and-galaxy-z-flip3-5gRead 5 October 2026Two-way woofer and tweeter. Current maker page explicitly says dynamic. Teardown confirms two separate dynamic transducers. Diameter unstated.11Review52audio.com/archives/93500.htmlRead 5 October 2026Separate woofer and tweeter dynamic transducers. J1617G module length about 6.2 mm and thickness 5.89 mm are not circular driver diameters, so not stored as size_mm.

BSamsung Galaxy Buds2 Pro

Type	Role	Diameter (mm)	Count per earbud
Dynamic	Woofer	10	1
Dynamic	Tweeter	5.3	1

Source6Maker spec sheet (PDF)boulanger.scene7.com/is/content/Boulanger/8806094512540_f_0Read 5 October 2026Page 2 explicitly two transducers per earbud, 10 mm woofer and 5.3 mm tweeter. Dynamic technology is separately backed by exact review technical data. Coaxial 2-way alone is not used to infer technology.15Reviewheadphonecheck.com/test/samsung-galaxy-buds2-proRead 5 October 2026

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

Not available

Dynamic15Reviewheadphonecheck.com/test/samsung-galaxy-buds2-proRead 5 October 2026Exact model technical data explicitly states the dynamic transducer principle (German: dynamisch). Maker two-transducer roles/diameters remain the separate primary source.

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

Not available

10mm=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

2=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.

Not available

48kHz10Maker spec sheet (PDF)images.samsung.com.cn/is/content/samsung/assets/global/ir/docs/2024_4Q_Interim_Report.pdfRead 5 October 2026Samsung Electronics 2024 Q4 Business Report PDF page 398 explicitly Buds2 Pro 24-bit/48 kHz. Buds3 Pro 24-bit/96 kHz on same page is separate. UK maker SSC HiFi compatible-device/app requirements apply. Not a lossless claim.

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.

Not available

24bits1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026SSC HiFi, compatible Galaxy One UI 4.0 or later and supported app. This is a maximum supported format, not a lossless or every-host claim.

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

Not available

No10Maker spec sheet (PDF)images.samsung.com.cn/is/content/samsung/assets/global/ir/docs/2024_4Q_Interim_Report.pdfRead 5 October 2026Same page explicitly contrasts Buds3 Adaptive EQ with Buds2 Pro Fixed EQ. No newer-generation adaptive feature inherited.

Personalised soundiA profile from a hearing test or ear scan

Not available

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.

Not available

Not available

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

Normal, Bass boost, Soft, Dynamic, Clear, Treble boost12Reviewsoundguys.com/samsung-galaxy-buds-2-60669Read 5 October 2026Six named presets. Source explicitly excludes custom EQ. Noise modes and fit test are separate.

Normal, Bass boost, Soft, Dynamic, Clear, Treble boost11Maker product pagesamsung.com/us/support/answer/ANS10001321Read 5 October 2026Exact Buds2 Pro equalizer section plus original manual six-option count. Galaxy Wearable Android required. Current slider wording for other models is not a Buds2 Pro custom band count.

Volume limit

Not available

Not available

Spatial audio

1 of 2 differ

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

Samsung 360 Audio with Dolby Head Tracking2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 20266Maker product pagedoc.samsungmobile.com/SM-R177/019815210824/eng.htmlRead 5 October 2026

360 Audio, Direct Multi-channel 5.1 and 7.11Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026

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

Yes2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026Current exact maker page names Dolby Head Tracking with 360 Audio. One UI 3.1 or later, supported apps and content. Added in 2022, not a launch feature.6Maker product pagedoc.samsungmobile.com/SM-R177/019815210824/eng.htmlRead 5 October 2026Model-specific R177XXU0AVC8 dated April 4, 2022 adds 360 Audio on One UI 3.1 or higher. Current product page separately proves head tracking.

Yes1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026Current maker describes head movement processing. Selected Samsung TV compatibility is current software support, not a launch promise.

Noise cancelling

3 of 11 differ

Active noise cancelling

Yes1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

Yes1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026

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

Hybrid11Review52audio.com/archives/93500.htmlRead 5 October 2026Actual external feedforward and internal feedback microphone roles explicitly identified. Two ANC microphones per bud means four across the pair. Separate dedicated call mic and bone sensor are not added to ANC count.

Hybrid4Press releasenews.samsung.com/us/samsung-galaxy-z-flip4-galaxy-z-fold4-unpacked-2022-most-versatile-smartphonesRead 5 October 2026Original table explicitly gives two exterior and one interior microphone per bud for noise/call features. Teardown identifies feedforward and feedback microphones. ANC physical capsule count remains omitted because shared call roles are not fully resolved.

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.

411Review52audio.com/archives/93500.htmlRead 5 October 2026

Not available

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

Not available

Not available

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

33dB6Maker spec sheet (PDF)boulanger.scene7.com/is/content/Boulanger/8806094512540_f_0Read 5 October 2026Page 2 maximum manufacturer claim printed as up to -33 dB. Stored positive attenuation magnitude 33. Frequency, fixture and exact test settings unstated. Not reviewer overall attenuation or an ANC strength-level count.

Transparency mode

Yes1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

Yes1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026

Adjustable transparency

Yes5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Exact original manual documents adjustment of ambient sound volume. These are transparency settings, not ANC strength levels.

Yes9Maker product pagedoc.samsungmobile.com/SM-R510/023323220719/roh.htmlRead 5 October 2026R510XXU0AWF4 July 3, 2023 adds Extra-high ambient volume and expands Ambient sound from 3 to 5 steps. These are transparency levels, not ANC strength levels.

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

Not available

Not available

Conversation detection

Not available

Yes1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026Voice Detect disables ANC and activates Ambient sound while lowering music. This is automatic mode switching, not proof of continuous ANC/transparency blending.

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

Yes2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026Documented low-protrusion physical design reduces wind disruption. This is separate from selectable ANC processing.

Yes6Maker spec sheet (PDF)boulanger.scene7.com/is/content/Boulanger/8806094512540_f_0Read 5 October 2026Page 2 explicitly wind-isolating design. No user-selectable wind processing switch inferred.

Measured

4 of 23 differ

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

Measured response has elevated sub-bass relative to the reviewer target. Bass can mask some midrange detail.12Reviewsoundguys.com/samsung-galaxy-buds-2-60669Read 5 October 2026Exact published lab curve and prose. Firmware, codec, target revision and original fixture are unstated. No graph points converted into numeric dB. Numeric measured runtime is omitted because this review and FE comparison give 5 hours 3 minutes while the Pro comparison gives 5 hours 9 minutes with ANC, without resolving the difference.13Reviewsoundguys.com/samsung-galaxy-buds-pro-vs-samsung-galaxy-buds-2-61210Read 5 October 2026Exact Buds2 curve and default-response discussion corroborate relative bass emphasis and midrange masking. Battery paragraph gives 5 hours 9 minutes with ANC at constant 75 dB SPL, conflicting with standalone review and FE comparison at 5 hours 3 minutes. Numeric measured runtime remains omitted. Sibling Buds Pro attenuation and driver details are excluded.

Default measured response has stronger sub-bass than the SoundGuys target, broadly matching mids and emphasized sound above 10 kHz.14Reviewsoundguys.com/samsung-galaxy-buds-2-pro-review-78415Read 5 October 2026Objective default curve and target comparison. Source fixture/target revision, firmware and exact curve codec unstated. No graph points or aggregate rating converted to dB.

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.

Not available

Not available

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.

Not available

Not available

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

Published ideal, office and windy microphone demos. Review reports keyboard noise pickup and weak wind handling.12Reviewsoundguys.com/samsung-galaxy-buds-2-60669Read 5 October 2026Only ideal, office and windy demos. Exact recording host, firmware and codec are unstated. No subjective votes converted into voice score.

Published ideal, office, street and wind microphone recordings. Review reports noise rejection, but voice tone and consonants can sound altered.14Reviewsoundguys.com/samsung-galaxy-buds-2-pro-review-78415Read 5 October 2026

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 Buds2

Not available

BSamsung Galaxy Buds2 Pro

ANC	Hours (h)
Yes	4.83

Source14Reviewsoundguys.com/samsung-galaxy-buds-2-pro-review-78415Read 5 October 2026Exact original SM-R510, over one week. ANC-on continuous playback peaking 75 dB SPL lasts 4 h 50 min. Exact battery-test host, codec, firmware and app revision unstated. Review discusses Samsung tablet SSC and iPhone AAC, but does not explicitly tie either to the battery run. Case recharges excluded.

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

Not available

4.83h=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

Not available

Microphones and calls

1 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.

Not available

Not available

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.

61Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Exact UK Graphite model row gives six physical microphones. Voice Pickup Unit is a vibration sensor, not an extra microphone. Voice-specific physical count is omitted because exact participation of the inner ANC capsule in calls is not established.

62Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Exact UK model spec states six High-SNR physical microphones across the pair, with three per bud in original maker documents. VPU is a separate sensor. Exact sharing of all capsules for call/beamforming pickup is unproved, so the voice-specific microphone count is omitted. No guessed two/four replacement or ANC-role count stored.

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.

Yes11Review52audio.com/archives/93500.htmlRead 5 October 2026Actual ST LIS25BATR dedicated speech-vibration sensor. Teardown explicitly describes bone-vibration voice pickup and call-noise suppression, not merely an unspecified accelerometer.

Yes16Review52audio.com/archives/140915.htmlRead 5 October 2026Exact original SM-R510 teardown identifies ST LSM6DSV16BX combined 6-axis IMU/bone-conduction chip and explicitly assigns its bone-conduction function to uplink call noise reduction. This is physical architecture evidence beyond the maker VPU name or a generic speech accelerometer. Cell markings also confirm 515 typical and 500 rated case, 58 rated bud. Teardown introductory ANC total 28 h typo is excluded.17Maker product pagenewsroom.st.com/media-center/press-item.html/n4523.htmlRead 5 October 2026ST original component description explicitly separates head-motion data and dedicated bone-vibration sensing channels in LSM6DSV16BX. Product use is established by exact Buds2 Pro teardown, not inferred from component capability alone.

Mic noise reduction

AI2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026Maker calls its call noise filtering machine-learning based. Marketing three-mic call-system wording does not establish every capsule participating in call pickup.

AI6Maker spec sheet (PDF)boulanger.scene7.com/is/content/Boulanger/8806094512540_f_0Read 5 October 2026Page 2 explicitly DNN and personalized beamforming for voice. Shared physical microphones and VPU are counted separately.

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

Not available

Not available

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

Not available

SidetoneiHear your own voice in calls

Not available

Yes3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Page 37 Use Ambient sound during calls lets the user hear their own voice. Electronic ambient passthrough, not an analog cable microphone monitor.

Connectivity

5 of 18 differ

Chip

BES2500ZP11Review52audio.com/archives/93500.htmlRead 5 October 2026Exact SM-R177 teardown identifies BES2500ZP earbud audio SoC. Case MUA01 and earbud power-management MUB01 are separate. Generic chip LC3 support does not prove shipping earbud LE Audio.

BES2700YP10Maker spec sheet (PDF)images.samsung.com.cn/is/content/samsung/assets/global/ir/docs/2024_4Q_Interim_Report.pdfRead 5 October 2026Same exact-generation table gives BES2700YP one-chip platform, corroborated by physical teardown. Corporate dimension W/H labels conflict with original infographic and UK API and are not used.16Review52audio.com/archives/140915.htmlRead 5 October 2026

Connections

Bluetooth5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

Bluetooth3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

Bluetooth

5.21Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

5.32Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

Bluetooth codecs

SBC, AAC, Samsung Scalable Codec3Press releasesamsungmobilepress.com/articles/the-next-chapter-in-mobile-innovation-unfold-your-world-with-galaxy-z-fold3-5g-and-galaxy-z-flip3-5gRead 5 October 2026Original table explicitly Scalable, AAC and SBC. Not the later 24-bit Samsung Seamless Codec. No LC3, LE Audio or Auracast inferred from Bluetooth 5.2 or chipset capability.

SSC (Samsung Seamless Codec) HiFi, AAC, SBC2Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

Bluetooth profiles

A2DP, AVRCP, HFP1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

A2DP, AVRCP, HFP2Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

LE Audio

Not available

Yes9Maker product pagedoc.samsungmobile.com/SM-R510/023323220719/roh.htmlRead 5 October 2026Auracast reception establishes broadcast LE Audio after firmware update. It does not establish generic unicast LC3 audio from every PC/phone. Launch-era eventual-support wording is not treated as delivered at launch.

Auracast

Not available

Yes9Maker product pagedoc.samsungmobile.com/SM-R510/023323220719/roh.htmlRead 5 October 2026R510XXU0AWI2 October 4, 2023 adds reception of nearby Auracast broadcasts. Requires Auracast Assistant device. UK maker page names supported Galaxy assistant models/One UI 5.1.1 or later. Earbuds are receivers, not broadcast sources. Region rollout varies.

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

No7Maker product pagesamsung.com/us/support/answer/ANS10001319Read 5 October 2026Maker explicitly states earbuds cannot connect to multiple devices simultaneously. Auto Switch is same-account routing.

No15Reviewheadphonecheck.com/test/samsung-galaxy-buds2-proRead 5 October 2026Exact review explicitly no simultaneous generic multipoint. Samsung Account Auto Switch does not change this.

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

Not available

Not available

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

Not available

Automatic switching between own devicesiThrough the maker's account

Yes2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 20265Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Pages 33 and 35 automatic call switching and seamless connection. Account route is separate from concurrent generic multipoint.

Yes1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026Samsung Account routing, including supported Galaxy Book. Ordinary Bluetooth multipoint is separate.9Maker product pagedoc.samsungmobile.com/SM-R510/023323220719/roh.htmlRead 5 October 2026R510XXU0AXB4 March 6, 2024 improves Galaxy Book routing, requiring Samsung Settings 6.0 or later and phone/tablet One UI 4.1.1 or later plus Continuity Service 1.2.16 or later. Same Samsung Account required.

Fast pairing

Not available

Not available

Audio sharingiShare one stream with a second pair

Not available

Not available

Wireless range (claimed)

Not available

Not available

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

Yes5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Page 36 Gaming mode in Labs requires Samsung Android device. No specific milliseconds stated.7Maker product pagesamsung.com/us/support/answer/ANS10001319Read 5 October 2026

Yes3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Page 38 Labs Gaming mode is available only with Samsung Android devices. No numerical latency, console compatibility or iOS gaming mode inferred.

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, iOS, Windows, Other7Maker product pagesamsung.com/us/support/answer/ANS10001319Read 5 October 2026

Android, iOS4Press releasenews.samsung.com/us/samsung-galaxy-z-flip4-galaxy-z-fold4-unpacked-2022-most-versatile-smartphonesRead 5 October 2026

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 Buds2

Platform	Connection	Microphone works
Android	Bluetooth	Yes
iOS	Bluetooth	Yes
Windows	Bluetooth	Not available
Other	Bluetooth	Not available

Source7Maker product pagesamsung.com/us/support/answer/ANS10001319Read 5 October 2026Exact supported-model sections include Buds2. Android and iOS support calls and music. Windows PC pairing and Samsung TV and watch audio routes are documented. Other means compatible Samsung TV or Galaxy watch. PC/TV microphone support is unstated. No gaming console route inferred.

BSamsung Galaxy Buds2 Pro

Platform	Connection	Microphone works
Android	Bluetooth	Yes
iOS	Bluetooth	Not available

Source4Press releasenews.samsung.com/us/samsung-galaxy-z-flip4-galaxy-z-fold4-unpacked-2022-most-versatile-smartphonesRead 5 October 2026Original maker specification lists Android and iOS Bluetooth-only compatibility. Advanced Galaxy Wearable features are unavailable on iOS. EU manual pages 16 to 19 and 31 establish Android audio/call route. Exact supported current host software required. No console route inferred.

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

ASamsung Galaxy Buds2

Feature	Needs
Galaxy Wearable app	Android 7.0 or later and at least 1.5 GB RAM for original Buds2 app support. No iOS companion app support.
Samsung connection popup	Samsung Android 8.0 or later with SmartThings. This is not proof of Google Fast Pair or Microsoft Swift Pair.
Auto Switch	Galaxy phones or tablets with One UI 3.1 or later and same Samsung Account. Supported Galaxy Watch4 or later route. App and device support varies.
360 Audio and head tracking	Current earbud firmware and Samsung Galaxy phone or tablet with One UI 3.1 or later. App and content support varies. Added after launch.
Gaming mode	Galaxy Wearable Labs and compatible Samsung Android host. No numeric latency promise.
Galaxy AI translation	Paired compatible Samsung Galaxy phone processes Live Translate or Interpreter. Maker names S24 family as of February 2024. Account, software, language and network conditions apply.

Source2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 20265Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 20266Maker product pagedoc.samsungmobile.com/SM-R177/019815210824/eng.htmlRead 5 October 2026

BSamsung Galaxy Buds2 Pro

Feature	Needs
24-bit Hi-Fi audio	Samsung Seamless Codec HiFi on a compatible Galaxy device with One UI 4.0 or later. App support varies.
360 Audio and head tracking	Compatible Galaxy phone/tablet with One UI 3.1 or later and supported content. Selected Samsung TVs also support 360 Audio.
Direct Multi-channel 5.1/7.1	Galaxy phone/tablet with One UI 4.1.1 or later. Selected Samsung TV models support 5.1 only.
Auto Switch	Same Samsung Account on supported Galaxy phone/tablet/watch/Book. TV switching is for calls only.
Galaxy AI Interpreter and Live Translate	Compatible Galaxy smartphone and current software. Phone does translation, not the earbuds. Samsung Account and language packs required. Live Translate needs network access and Samsung Phone app.

Source1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026

Official licence

Not available

Not available

Battery and charging

5 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.

61mAh1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Maker typical capacity is 61 mAh per bud. Exact teardown cell is rated 58 mAh. These are different capacity scopes.3Press releasesamsungmobilepress.com/articles/the-next-chapter-in-mobile-innovation-unfold-your-world-with-galaxy-z-fold3-5g-and-galaxy-z-flip3-5gRead 5 October 2026

61mAh2Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Typical capacity of one earbud. Maker note separately gives rated 58 mAh. Not a pair sum.

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 Buds2

Mode	Includes case recharges	Hours (h)
ANC on	No	5
ANC on	Yes	20
ANC off	No	7.5
ANC off	Yes	29
Call	No	3.5
Call	Yes	13
Call	Yes	14

Source2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026Five hours with ANC plus 15 additional hours from the case means 20 total, not 15 total. Preproduction Buds2 on a recently released Galaxy smartphone at default ANC-on settings. Exact host model, codec, volume and firmware are unstated.3Press releasesamsungmobilepress.com/articles/the-next-chapter-in-mobile-innovation-unfold-your-world-with-galaxy-z-fold3-5g-and-galaxy-z-flip3-5gRead 5 October 2026Music 5/20 hours ANC on and 7.5/29 ANC off. Calls 3.5 hours per charge in both ANC states. Case-inclusive call totals are 13 with ANC and 14 without ANC. The call table mode does not encode ANC, so conditions are kept here.

BSamsung Galaxy Buds2 Pro

Mode	Includes case recharges	Hours (h)
ANC on	No	5
ANC on	Yes	18
ANC off	No	8
ANC off	Yes	29
Call	No	3.5
Call	Yes	14
Call	No	4
Call	Yes	15

Source4Press releasenews.samsung.com/us/samsung-galaxy-z-flip4-galaxy-z-fold4-unpacked-2022-most-versatile-smartphonesRead 5 October 2026Playback 5/18 h ANC on, 8/29 h off, where totals include buds and case. Call 3.5/14 h ANC on, 4/15 h off. The two pairs of call rows preserve these stated conditions here because call mode does not encode ANC. Preproduction Galaxy smartphone, original default settings. Exact host, codec, volume and firmware unstated. App/network/use affect runtime.7Maker product pagesamsungmobilepress.com/articles/infographic-galaxy-buds2-pro-taking-immersive-sound-deeper-with-earbuds-built-for-comfortRead 5 October 2026

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.

7.5h=CalculatedFrom Claimed battery life

8h=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.

5h=CalculatedFrom Claimed battery life

5h=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.

7.5h=CalculatedFrom Claimed battery life

8h=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.

29h=CalculatedFrom Claimed battery life

29h=CalculatedFrom Claimed battery life

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

20h=CalculatedFrom Claimed battery life

18h=CalculatedFrom Claimed battery life

Talk time (claimed)

3.5h=CalculatedFrom Claimed battery life

4h=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

Not available

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.

5min3Press releasesamsungmobilepress.com/articles/the-next-chapter-in-mobile-innovation-unfold-your-world-with-galaxy-z-fold3-5g-and-galaxy-z-flip3-5gRead 5 October 2026

5min7Maker product pagesamsungmobilepress.com/articles/infographic-galaxy-buds2-pro-taking-immersive-sound-deeper-with-earbuds-built-for-comfortRead 5 October 2026

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.

1h3Press releasesamsungmobilepress.com/articles/the-next-chapter-in-mobile-innovation-unfold-your-world-with-galaxy-z-fold3-5g-and-galaxy-z-flip3-5gRead 5 October 2026One hour after five minutes of charging starts with earbuds below 30 percent. Original footnote explicitly measures playback with ANC off. Usage and recharge count affect duration. Codec, volume, host and firmware are unstated.

1h7Maker product pagesamsungmobilepress.com/articles/infographic-galaxy-buds2-pro-taking-immersive-sound-deeper-with-earbuds-built-for-comfortRead 5 October 2026Original maker Product Specifications infographic gives 1 hour of earbud playback after 5 minutes of charging. Footnote 14 starts charging with the earbuds below 30 percent. Playback duration varies with usage and the number of times charged. Exact ANC, codec, volume, host and firmware are unstated. French maker sheet agrees with 5 minutes and 60 minutes.

Charging case

1 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.

472mAh1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Maker typical case-cell capacity is 472 mAh. Teardown also prints 472 mAh on the case battery label. Neither is USB output capacity.3Press releasesamsungmobilepress.com/articles/the-next-chapter-in-mobile-innovation-unfold-your-world-with-galaxy-z-fold3-5g-and-galaxy-z-flip3-5gRead 5 October 202611Review52audio.com/archives/93500.htmlRead 5 October 2026Exact case cell EB-BR190ABY label: 472 mAh and 1.81 Wh at 3.85 V. Reviewer calls printed capacity rated while maker calls the same numeric case capacity typical. No conversion or USB output-capacity substitution.

515mAh2Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Typical 515 mAh, rated 500 mAh. The original US launch table labels 500 as typical, conflicting with exact UK table, original maker infographic and photographed case-cell label. Those agree on 515 typical, so 500 is not substituted.4Press releasenews.samsung.com/us/samsung-galaxy-z-flip4-galaxy-z-fold4-unpacked-2022-most-versatile-smartphonesRead 5 October 2026Launch table typical 500 mAh conflicts with same-table rated 500 and later exact UK typical 515. Exact UK table plus original maker infographic and physical cell markings control the stored typical value.7Maker product pagesamsungmobilepress.com/articles/infographic-galaxy-buds2-pro-taking-immersive-sound-deeper-with-earbuds-built-for-comfortRead 5 October 202616Review52audio.com/archives/140915.htmlRead 5 October 2026

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-C5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

USB-C3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

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

Not available

Wireless charging

Yes5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

Yes3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

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

Qi3Press releasesamsungmobilepress.com/articles/the-next-chapter-in-mobile-innovation-unfold-your-world-with-galaxy-z-fold3-5g-and-galaxy-z-flip3-5gRead 5 October 2026

Qi7Maker product pagesamsungmobilepress.com/articles/infographic-galaxy-buds2-pro-taking-immersive-sound-deeper-with-earbuds-built-for-comfortRead 5 October 2026Original maker infographic explicitly Qi-certified wireless charging. No Qi2, magnetic alignment or case maximum wattage inferred.8Maker product pagesamsung.com/de/support/mobile-devices/galaxy-buds2-pro-vs-buds2-vs-buds-proRead 5 October 2026Exact Buds2 Pro comparison column explicitly USB-C, Qi and Wireless PowerShare. Other Buds columns are not inherited.

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

0 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.

Touch, Voice commands5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

Touch, Voice commands3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

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

Touch5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

Touch3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

Gestures

Single, double and triple tap, Touch and hold, Double tap earbud edge in Labs5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 20266Maker product pagedoc.samsungmobile.com/SM-R177/019815210824/eng.htmlRead 5 October 2026R177XXU0AUH2 dated August 24, 2021 adds double-tap earbud edge in Labs, ambient during calls and one-earbud noise control. Not copied from a Pro or FE guide.

Single, double and triple tap, Touch and hold, Double tap earbud edge in Labs3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

Remappable controls

Yes5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Pages 24 and 25 touch-and-hold can select noise control, Bixby or volume. Volume remaps both sides together. Page 29 repeats left down and right up.

Yes3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Pages 25 to 26 hold action can select noise control, Bixby or volume. Choosing volume assigns opposing controls to both buds. Disabling touch alone is not remapping.

Voice assistant

Bixby5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Page 27 touch-and-hold or Hi Bixby on compatible Bixby-enabled host. Language and region availability vary.

Bixby3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

Sensors and health

2 of 9 differ

In-ear detection

Yes12Reviewsoundguys.com/samsung-galaxy-buds-2-60669Read 5 October 2026Review says removal pauses playback but reinsertion does not automatically resume. User must tap. In-ear detection does not guarantee AirPods-like resume.

Yes3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Pages 21 to 22 touch-sensitive sensors detect wearing. Page 37 supports in-ear call routing. No skin temperature or clinical health sensor inferred.

Sensors

Accelerometer, Gyroscope, Hall sensor, Proximity sensor, Touch sensor, Voice Pickup Unit1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

Accelerometer, Gyroscope, Hall sensor, Proximity sensor, Touch sensor, Voice Pickup Unit (VPU)2Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

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

Not available

Neck stretch reminders3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Page 38 reminder after head bent for more than 10 min, both buds worn and calibrated. Consumer posture reminder, not a medical clearance.

Fit and durability

3 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, L1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

S, M, L18Owner's manualmanuals.plus/m/fe8924747739a7c817a74c5176c6d9390427c2f33249a40da05437d4227a45a9_optim.pdfRead 5 October 2026Original maker package contents includes S/M/L, not separately sold foam sizes.

Ear tip materials

Silicone2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026

Silicone14Reviewsoundguys.com/samsung-galaxy-buds-2-pro-review-78415Read 5 October 2026Original review explicitly silicone supplied tips. Third-party foam replacements are not bundled.

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

Not available

None14Reviewsoundguys.com/samsung-galaxy-buds-2-pro-review-78415Read 5 October 2026Exact review explicitly no hooks/stabilizers. No new Fit Pro-style wingtip borrowed.

Ear tip fit test

Yes2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 20265Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

Yes3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

Dust and water rating, buds

IPX212Reviewsoundguys.com/samsung-galaxy-buds-2-60669Read 5 October 2026Exact Buds2 earbuds IPX2. No charging-case IP rating inferred.

IPX73Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Page 43 fresh water up to 1 m for 30 min. Case explicitly not water resistant. No case IP code or swimming-use promise stored.

Dust and water rating, case

Not available

Not available

Water resistance depth

Not available

1m3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

Software

2 of 6 differ

Companion app

Galaxy Wearable (Android) and Galaxy Buds (Windows)5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 20268Maker product pagesamsung.com/us/support/answer/ANS10001316Read 5 October 2026Current exact eligibility includes Buds2 in Galaxy Buds PC app from Microsoft Store. Original Galaxy Wearable Android route and Windows route are distinct. Older Buds Manager for Mac belongs to different models.

Galaxy Wearable3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

App platforms

Android, Windows5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 20267Maker product pagesamsung.com/us/support/answer/ANS10001319Read 5 October 2026Buds2 is excluded from the iOS Buds app despite iPhone Bluetooth audio and call support.8Maker product pagesamsung.com/us/support/answer/ANS10001316Read 5 October 2026

Android3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026

User firmware updates

Yes5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 20266Maker product pagedoc.samsungmobile.com/SM-R177/019815210824/eng.htmlRead 5 October 2026Exact SM-R177 firmware history lists releases through July 24, 2025. No future update promise, LC3 or Auracast feature inferred.8Maker product pagesamsung.com/us/support/answer/ANS10001316Read 5 October 2026Current manufacturer instructions explicitly update Buds2 through the Windows PC app. No iOS updater or future support promise.

Yes3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Page 39 Galaxy Wearable FOTA download/install and auto-update in case. App is Android. Current region build requirements are separately sourced.

Finding network

Samsung Find9Maker product pagesamsung.com/uk/apps/smartthings-findRead 5 October 2026Offline-finding list explicitly includes Buds2. Samsung Account, compatible Galaxy host and enabled offline finding required. Buds must have power. No UWB precision-finding capability inferred.

Samsung Find12Maker product pagesamsung.com/uk/apps/smartthings-findRead 5 October 2026Maker offline-finding eligibility explicitly includes Buds2 Pro. Requires Samsung Account, compatible Galaxy host and offline finding enabled. Buds must have power. Depleted battery uses last connected location. No case UWB precision capability inferred.

Precision findingiUWB in the case

Not available

Not available

Live translation

Yes2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026Phone-processed Galaxy AI Live Translate and Interpreter. Current page names S24 family as of February 2024, account and language requirements. Live Translate requires network and Samsung Phone app.

Yes1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026Current maker page explicitly covers Interpreter and Live Translate through Buds2 Pro, with translation processed on the paired Galaxy smartphone. Published compatibility names S24 family as of February 2024. Current language/region availability varies.

Dimensions and weight

4 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.

5g(0.2 oz)1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

5.5g(0.2 oz)2Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

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

Width17Height20.9Depth21.1mm(0.7 × 0.8 × 0.8 in)1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Exact HxWxD labels retained. One earbud, not pair.

Width19.9Height21.6Depth18.7mm(0.8 × 0.9 × 0.7 in)2Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Exact labeled HxWxD values reordered by explicit labels, not appearance. Original maker infographic also explicitly labels W19.9/H21.6/D18.7. Corporate report later reverses W/H labels, and its dimensions are not used.7Maker product pagesamsungmobilepress.com/articles/infographic-galaxy-buds2-pro-taking-immersive-sound-deeper-with-earbuds-built-for-comfortRead 5 October 2026

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

41.2g(1.5 oz)1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

43.4g(1.5 oz)2Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Separate case component mass, not total package weight. No measured pair weight divided into a per-bud field.

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

Width50Height27.8Depth50.2mm(2 × 1.1 × 2 in)1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Exact HxWxD labels retained. Case mass is empty-case mass, independently confirmed by teardown.

Width50.1Height50.2Depth27.7mm(2 × 2 × 1.1 in)2Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Exact UK HxWxD table gives H50.2/W50.1/D27.7. Source axis convention retained, not reoriented by the case photo.

Certifications

None of 3 known

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

Not available

Not available

Communication certifications

Not available

Not available

FCC IDs

Not available

Not available

Other certifications

Not available

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In the box

2 of 2 differ

In the box

Galaxy Buds2 earbuds, Charging case, Ear tips in S, M and L, Quick Start Guide, USB-C charging cable1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026

Galaxy Buds2 Pro left and right earbuds, Charging case, Ear tips in S, M and L, USB charging cable, Quick Start Guide18Owner's manualmanuals.plus/m/fe8924747739a7c817a74c5176c6d9390427c2f33249a40da05437d4227a45a9_optim.pdfRead 5 October 2026Original EU/UK maker Quick Start Guide GH68-54690D Rev1.0 June 2022, mirrored PDF. English pages 2 to 7 read through web original. Native download unavailable with HTTP 403. Supplied items may vary by region. Exact UK cable length not established, so French 1 m claim is omitted. No power adapter listed.

Cables included

ASamsung Galaxy Buds2

Type	Count
USB-C charging cable	1

Source5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Page 9 names supplied USB Type-C cable and separately sold chargers. Exact UK API lists one USB cable. Host-end connector and length are unstated, so CN teardown package details are not borrowed.

BSamsung Galaxy Buds2 Pro

Not available

Links

Not compared

Product page

www.samsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeua2Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-graphite-sm-r177nzkaeuaRead 5 October 2026

www.samsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeua1Maker product pagesamsung.com/uk/business/audio-sound/galaxy-buds/galaxy-buds2-pro-graphite-sm-r510nzaaeuaRead 5 October 2026

Spec sheet

www.samsungmobilepress.com/articles/the-next-chapter-in-mobile-innovation-unfold-your-world-with-galaxy-z-fold3-5g-and-galaxy-z-flip3-5g3Press releasesamsungmobilepress.com/articles/the-next-chapter-in-mobile-innovation-unfold-your-world-with-galaxy-z-fold3-5g-and-galaxy-z-flip3-5gRead 5 October 2026Original maker Product Specifications table read in full. No standalone model-specific maker PDF datasheet found.

boulanger.scene7.com/is/content/Boulanger/8806094512540_f_06Maker spec sheet (PDF)boulanger.scene7.com/is/content/Boulanger/8806094512540_f_0Read 5 October 2026Original two-page Samsung France SM-R510 maker fiche, retailer-hosted. Both pages read and page 2 visually inspected. Shared hardware facts only. Regional French SKUs, GTINs, cable 1 m and Android 7 wording are not borrowed into the UK package. Printed RAM 8 Go is uncorroborated and unused.

Manual

org.downloadcenter.samsung.com/downloadfile/ContentsFile.aspx5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Original EU English August 2021 Rev.1.0, 45-page PDF with numbered pages 1 to 44 and copyright page. Charging layout page 7 visually inspected. English section of the separately linked September 2021 Hearable Safety Information was also read. Generic safety text does not prove a model-specific FCC ID or IP rating.

org.downloadcenter.samsung.com/downloadfile/ContentsFile.aspx3Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 5 October 2026Original EU English 09/2022 Rev1.0, linked from exact UK SKU support. All 51 numbered pages read. Source default settings and firmware may differ from current firmware.

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

0 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.

1year10Maker product pagesamsung.com/uk/support/warrantyRead 5 October 2026UK Galaxy Buds and wireless headphones category specifies 12 months. Statutory consumer rights and optional extended coverage are separate.

1year13Maker product pagesamsung.com/uk/support/warrantyRead 5 October 2026Current UK Galaxy Buds and wireless headphones category explicitly 12 months. Optional Samsung Care+ and statutory consumer rights are separate.

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