Earbuds / Compare

Bose Sport Open Earbuds (2026) vs Samsung Galaxy Buds4

A

Product A: Bose

Sport Open Earbuds (2026)

59 of 166 known

Change Bose Sport Open Earbuds (2026)

Compare the Samsung Galaxy Buds4 with

Search earbuds

B

Product B: Samsung

Galaxy Buds4

80 of 166 known

Change Samsung Galaxy Buds4

Compare the Bose Sport Open Earbuds (2026) with

Search earbuds

All 166 fields

Every value links to where we found it.

Only differences

ABose Sport Open Earbuds (2026)

BSamsung Galaxy Buds4

General

8 of 8 differ

Series

Not available

Galaxy Buds1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

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

SPORTOPN26-HEADPHONEOPN, 901149-0010, 901149-0020, 901149-0030, 445231, 231L, 231R2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Regulatory page 4 and page 7: case model 445231, left earbud 231L, right earbud 231R. SPORTOPN26-HEADPHONEOPN is the Bose product code in the file name.6Retailer pageabt.com/Bose-Sport-Open-Earbuds-in-Black-9011490010/p/249076.htmlRead 13 October 2026Abt lists Model # 901149-0010 for black. The sibling listings give 901149-0020 for White Smoke and 901149-0030 for Eucalyptus Green.

SM-R5401Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

GTIN / EAN

017817864787, 017817865418, 0178178654496Retailer pageabt.com/Bose-Sport-Open-Earbuds-in-Black-9011490010/p/249076.htmlRead 13 October 2026UPC 017817864787 for black. The White Smoke listing gives 017817865418 and the Eucalyptus Green listing gives 017817865449.

Not available

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

17 September 20261Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026

25 February 20267Press releasenews.samsung.com/de/top-klang-trifft-auf-tragekomfort-samsung-prasentiert-galaxy-buds4-serieRead 5 October 2026Release opens preorder February 25 at 19 h. Not first retail.

Status

Available1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026

Not available

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

Not available

Samsung Galaxy Buds39Measurementrtings.com/headphones/reviews/samsung/galaxy-buds4Read 5 October 2026RTINGS says the Galaxy Buds4 follow in the footsteps of the Galaxy Buds3.11Measurementrtings.com/headphones/reviews/samsung/galaxy-buds3-truly-wirelessRead 23 October 2026A notice on the RTINGS Galaxy Buds3 review says these headphones were replaced by the Samsung Galaxy Buds4.

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.

$1991Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026Sport Open Earbuds $199.3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026$199.00 on the US page on 2026-10-13.

$179.996Press releasenews.samsung.com/us/samsung-galaxy-s26-series-galaxy-buds4-series-now-available-worldwideRead 5 October 2026March 11 actual US retail release states $179.99 for Buds4. February announcement rounds it to $179.

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.

€199.954Maker product pagebose.de/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026Bose Germany store showed 199,95 EUR including VAT on 2026-10-13, twelve days after the October 1 release, with no strike-through price. It is read as the launch list price. The page does not label it as a launch price.

€1797Press releasenews.samsung.com/de/top-klang-trifft-auf-tragekomfort-samsung-prasentiert-galaxy-buds4-serieRead 5 October 2026German launch UVP 179 EUR, base Buds4.

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

US, DE, AU4Maker product pagebose.de/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026Bose Germany sells the model.5Retailer pagethegoodguys.com.au/bose-sport-open-earbuds-black-901149-0010Read 13 October 2026Sold in Australia. Model 901149-0010 for black.

Not available

ColoursiThe maker's own colour names

Black, White Smoke, Eucalyptus Green1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026Black or White Smoke. Eucalyptus Green is a limited edition.3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026Black, White Smoke and limited-edition Eucalyptus Green.

Black, White1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

Segment

Sport1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026

Not available

Design

3 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.

Open-ear1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026

Semi-in-ear2Maker product pagesamsung.com/us/audio-sound/galaxy-buds4Read 5 October 2026Exact model FAQ describes open-type design that does not seal ear. This maps to semi-in-ear, not canal-unobstructed open-ear.

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

Ear cuff1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026A C-arm cuff with a soft silicone matte finish anchors around the ear.

Stem2Maker product pagesamsung.com/us/audio-sound/galaxy-buds4Read 5 October 2026

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

Not available

Either bud4Measurementsoundguys.com/samsung-galaxy-buds-4-review-154352Read 5 October 2026Exact FAQ explicitly allows either earbud to be used alone.

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.

ABose Sport Open Earbuds (2026)

Type	Count per earbud
Dynamic	1

Source1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026Custom-designed dynamic drivers. Count per earbud is read from the owner's guide, which names one earbud speaker. Diameter and acoustic role are not published.2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 13: hook the earbud speaker in your ear. One speaker is named per earbud.

BSamsung Galaxy Buds4

Type	Diameter (mm)	Count per earbud
Dynamic	11	1

Source1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Sound section explicitly states an 11 mm dynamic driver. Technical table states one-way speaker. One transducer per earbud.

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

Dynamic1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026

Dynamic1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

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

Not available

11mm=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.

1=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.

Not available

96kHz1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Footnote 5: SSC-UHQ up to 24-bit/96 kHz on listed compatible Galaxy S26/S25/S24/S23, Fold7/Flip7/Fold6/Flip6/Fold5/Flip5, Tab S11/S10/S9 with One UI 6.1.1+. 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/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Same SSC-UHQ conditions as max sample rate.

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

Not available

Yes1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

Personalised soundiA profile from a hearing test or ear scan

Not available

Not available

Onboard EQ

Not available

Yes5Maker 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 5 October 2026Page 1 Equalizer row for other Bluetooth devices has the double-asterisk condition: enable the setting through an Android device and Wear app, then it remains enabled until disabled through the same app process. This establishes on-earbud setting persistence, not an iOS control app.

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

31Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026Adjustable three-band EQ in the Bose app.2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 20: adjust bass, midrange and treble in the Bose app.

91Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

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

2 of 2 differ

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

Not available

360 Audio1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 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.

Not available

Yes1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026360 Audio footnote 8 explicitly covers head tracking with compatible Galaxy phones/tablets One UI 3.1+ and listed Samsung TVs. App/content support can vary.

Noise cancelling

6 of 11 differ

Active noise cancelling

No1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026Open-ear design with no active noise cancellation.3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026

Yes1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

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

Not available

Not available

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

Not available

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

Not available

Yes1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Sound control section says cancellation strength adjusts in real time to surrounding noise and accounts for ear shape and wearing habits.10Maker product pagesamsung.com/ie/audio-sound/galaxy-buds/galaxy-buds4-white-sm-r540nzwaeubRead 5 October 2026Previous paragraph explicitly states ANC algorithm processes and adapts to ear shape/fit 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

Not available

Yes1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

Adjustable transparency

Not available

No3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Pages 23/32 explicitly limit ambient volume/hearing-enhancement sliders to Buds4 Pro. Standard Buds4 has ambient mode without these adjustments.

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

Not available

Yes1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Exact model technical table lists Adaptive noise control. Manual and linked compatibility table cover the adaptive noise-control mode for both models.10Maker product pagesamsung.com/ie/audio-sound/galaxy-buds/galaxy-buds4-white-sm-r540nzwaeubRead 5 October 2026Listen to music while staying connected paragraph explicitly says Galaxy Buds4 adjusts levels of ANC and ambient sound in real time according to environment, with blending. Exact standard model, not Pro.

Conversation detection

Not available

No3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Page 23 and compatibility PDF explicitly limit automatic ambient switching when speaking to Buds4 Pro.

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

Not available

Measured

3 of 23 differ

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

Not available

Not available

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

Not available

The reviewed unit records intelligible speech in quiet settings, but background noise introduces distortion and makes calls harder to understand.9Measurementrtings.com/headphones/reviews/samsung/galaxy-buds4Read 5 October 2026Public microphone verdict for White review unit. Numeric lab results are membership-only and were not accessed. Firmware is not stated in public verdict.

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.

ABose Sport Open Earbuds (2026)

Not available

BSamsung Galaxy Buds4

Hours (h)
4.93

Source4Measurementsoundguys.com/samsung-galaxy-buds-4-review-154352Read 5 October 2026Battery section standardized one-charge earbuds test 4 h 56 min. Exact black SM-R540NZKFXAR review unit. ANC, codec and firmware not explicitly stated for that result, so omitted from row.

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

Not available

4.93h=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

3 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.

21Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026One dedicated microphone and one voice pickup unit in each earbud. The two microphones across the pair are counted. The voice pickup unit is not counted as a microphone.

61Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Call paragraph and footnote 7 explicitly give three microphones per earbud, six across the pair, isolating voice for calls. VPU is excluded.

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.

23Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026Technical specifications: 2 Microphones. The release explains one dedicated microphone per earbud.

61Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Technical table Anzahl Mikrofone states 6. Footnote 7 explicitly states 6 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.

Not available

Not available

Mic noise reduction

AI1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026Bose SpeechClarity is described as AI-enhanced voice isolation.

AI1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Call section explicitly names Deep Neural Network voice separation.

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

Not available

Super wideband1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Call section and footnote 7: 16 kHz super wideband on compatible Galaxy S26/S25, Fold7/Flip7/Fold6/Flip6, A56, Tab S11/Tab S10 with One UI 6.1.1+. Mobile-network support can vary.

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

Not available

Connectivity

11 of 18 differ

Chip

Not available

Not available

Connections

Bluetooth3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026Technical specifications: wireless connectivity Bluetooth, Bluetooth Low Energy.

Bluetooth1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

Bluetooth

5.41Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026Both earbuds use Bluetooth Core 5.4.

6.11Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

Bluetooth codecs

SBC, AAC1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026

AAC, SBC, Samsung Seamless, SSC UHQ, LC31Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

Bluetooth profiles

Not available

A2DP, AVRCP, HFP, PBP, TMAP1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

LE Audio

Not available

Yes1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Exact technical LE Audio yes, footer says LC3 requires compatible LE Audio source.

Auracast

Not available

Yes3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Page 33 Listen to audio broadcast, corroborated exact global technical table Auracast. Compatible source/assistant required.

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

Yes1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 20263Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026

No4Measurementsoundguys.com/samsung-galaxy-buds-4-review-154352Read 5 October 2026Connectivity section explicitly says no true multipoint. Samsung-account switching is separate.

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

21Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026Multipoint connectivity with two devices.2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 34: by default the earbuds connect to up to two devices at a time. Audio plays from one device at a time.

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.

62Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Earbud device list stores up to six devices.

Not available

Automatic switching between own devicesiThrough the maker's account

Not available

Yes3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Pages 29/30 switch connections among nearby own Galaxy devices for calls/media. This is not general Bluetooth multipoint.

Fast pairing

Google Fast Pair1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026Google Fast Pair for quick connections to Android devices.2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 36: connect using Fast Pair on Android devices only.

Not available

Audio sharingiShare one stream with a second pair

Not available

Not available

Wireless range (claimed)

9m2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 33: devices must be within 30 ft or 9 m.

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

1 of 3 differ

Low latency mode

Not available

Yes3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Page 32 Gaming Mode minimizes audio delay on Samsung mobile device. No numerical latency inferred.

Claimed latency

Not available

Not available

Lowest claimed latency

Not available

Not available

Compatibility

2 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, iOS3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026Pairing FAQ: supported devices include any Bluetooth-enabled phone, tablet or computer. The Bose app is on Google Play and the App Store. Android and iOS are stored. Computer operating systems are not named.

Android, iOS, Windows2Maker product pagesamsung.com/us/audio-sound/galaxy-buds4Read 5 October 2026FAQ and linked feature compatibility PDF explicitly support Android, iOS and PC Bluetooth streaming. Advanced Galaxy-only features have separate requirements.

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.

Not available

Not available

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

ABose Sport Open Earbuds (2026)

Not available

BSamsung Galaxy Buds4

Feature	Needs
Head gestures	Compatible Galaxy device with One UI 8.5 or later. Feature off by default.
Advanced settings	Android 12 or later with at least 1.5 GB RAM according to exact current model footnotes. Galaxy Wearable on Android or compatible Galaxy device settings. Some features require Samsung Account.
SSC-UHQ and super wideband calls	Compatible listed Galaxy phones/tablets and required software. UHQ 24-bit/96 kHz and SWB 16 kHz are Galaxy-only. Mobile network can restrict SWB.
Auto Switch	Supported Galaxy devices signed into same Samsung Account after initial setup. Internet and Bluetooth required. Not general Bluetooth multipoint.
Live Translate and Interpreter	Compatible Galaxy AI phone. Interpreter requires One UI 6.1.1+. Supported languages and account/software requirements vary. Translation runs on phone.
Gaming Mode	Compatible Samsung mobile device.

Source5Maker 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 5 October 2026Page 1 matrix covers Buds4 in its own column, not only Pro. Footnote 3 and page 2 require One UI 8.5+ for head gestures. Exact maker page footnotes provide stricter Android 12 setting requirement and UHQ/SWB device conditions. Launch prose says Pro only head gestures, but actual Buds4 manual/current compatibility PDF confirm support.

Official licence

Not available

Not available

Battery and charging

12 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.

Not available

45mAh1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Typical 45 mAh per earbud, not rated 42 mAh.

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.

No2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 3: this product contains non-replaceable batteries. Page 5: do not attempt to remove the rechargeable lithium-ion battery.

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.

ABose Sport Open Earbuds (2026)

Mode	Includes case recharges	Hours (h)
ANC off	No	7
ANC off	Yes	29

Source1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026Up to seven hours of playback on a single charge and up to 22 additional hours in the wireless charging case.2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 28 and footnotes 3 and 4. Earbuds up to 7 hours and up to an additional 22 hours from the case, so 29 hours in total. Bose May 2026 test with IEC 60268-1 pink noise over A2DP at -75 dBm RSSI, 75 dBA loudness and 3-band EQ at zero, Auto Volume off. With Auto Volume on the earbuds reach up to 3.9 hours and the case adds up to 11.6 hours. Those rows are not stored because the table has no Auto Volume column. Codec not stated.3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026FAQ: up to 7 hours of playback on a single charge with standard streaming, up to 29 hours total with the charging case. The FAQ also gives 18.6 hours total with Auto Volume, which mixes a 7 hour bud figure with the 11.6 hour case figure. It is not stored.

BSamsung Galaxy Buds4

Mode	Includes case recharges	Hours (h)
ANC on	No	5
ANC off	No	6
ANC on	Yes	24
ANC off	Yes	30
Call	No	4
Call	Yes	20

Source1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Music table 5/6 h earbuds-only and 24/30 h total with case ANC on/off. Call table stored ANC off 4/20 h, because call enum cannot distinguish ANC state. ANC on 3.5/18 h omitted.

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

6h=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.

Not available

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.

7h=CalculatedFrom Claimed battery life

6h=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

30h=CalculatedFrom Claimed battery life

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

Not available

24h=CalculatedFrom Claimed battery life

Talk time (claimed)

Not available

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.

60min2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 28: earbuds up to 1 hour. Footnote 1: depleted earbuds placed in a fully charged case and charged to 100 percent, tested by Bose in May 2026.

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.

10min2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 28: a 10-minute charge with the case closed powers the earbuds for up to 1.8 hours.3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026FAQ: a 10-minute charge can provide up to 1.8 hours of additional play time.

Not available

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.

1.8h2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Footnote 1: depleted earbuds in a fully charged case for 10 minutes, then A2DP playback at 75 dBA loudness, 3-band EQ zero, Auto Volume off. Earbuds only.3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026Same FAQ sentence. Earbuds only, per the owner's guide footnote.

Not available

Charging case

4 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.

380mAh2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Regulatory page 6 lists Output Capacity: 380 mAh (charge case) beside the case input rating of 5 V, 1 A and output rating 5 V, 0.08 A x 2 for the earbuds. The label gives no typical or rated qualifier. The case has no USB output, so it is read as the case battery capacity. Not charging input current.

515mAh1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Typical 515 mAh, not rated 500 mAh.

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-C2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 25: USB-C port on the side of the charging case. No cable is provided.

USB-C3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 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.

180min2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 28: charging case up to 3 hours (wired). Case charging time with earbuds inside varies. Wireless charging time is not stated.

Not available

Wireless charging

Yes1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026The pocket-ready charging case supports wireless charging.2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 26: a compatible third-party wireless charger (not provided) charges the case. The charging standard is not named.

Yes2Maker product pagesamsung.com/us/audio-sound/galaxy-buds4Read 5 October 2026

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

Qi7Revieweftm.com/2026/10/review-bose-sport-open-earbuds-premium-brand-improved-audio-281876/ampRead 13 October 2026Review says the case offers Qi wireless charging. Bose says a compatible third-party wireless charger and does not name the standard.

Not available

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

No4Measurementsoundguys.com/samsung-galaxy-buds-4-review-154352Read 5 October 2026Design section explicitly states there is no speaker in the charging case.

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.

Button2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 17: a button on the top of the barrel of each earbud.

Pressure, Swipe, Head gestures3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Page 17 controls table and page 25 head gestures. Voice commands are Pro only and are not transferred to Buds4.

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

Buttons2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 18: press, then press and hold the right earbud button to raise volume and the left earbud button to lower it.

Swipe3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026

Gestures

Press, Double-press, Triple-press, Press and hold, Press, then press and hold2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Pages 17 to 20: press, double-press, triple-press, press and hold, and press then press and hold.

Single pinch, Double pinch, Triple pinch, Pinch and hold, Swipe up or down, Nod or shake head3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Pages 17/25. Head gestures require current compatible Galaxy software. Maker current compatibility PDF and US footnote 8 require One UI 8.5+, rather than older manual One UI 8.0.

Remappable controls

Yes2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 21: assign a shortcut to each earbud in the Bose app. Press and hold uses the shortcut.

Yes3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Page 24 left and right pinch-and-hold shortcuts can be assigned independently.

Voice assistant

Phone's native voice assistant2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 22: a shortcut accesses the device voice control. Spotify Tap is the other shortcut.

Bixby, Google Gemini1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

Sensors and health

3 of 9 differ

In-ear detection

Not available

Yes3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Page 31 In-ear detection routes calls according to whether buds are worn. Automatic media pause is not inferred.

Sensors

Voice pickup unit1Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 13 October 2026Release: one dedicated microphone and one voice pickup unit in each earbud.

Accelerometer, Gyroscope, Hall sensor, Pressure sensor, Proximity sensor, Touch sensor, Voice Pickup Unit1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 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 manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Page 31 detects head bent down 10 minutes and recommends neck stretching. Requires calibration.

Fit and durability

2 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.

Not available

Not available

Ear tip materials

Not available

Not available

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

Not available

None4Measurementsoundguys.com/samsung-galaxy-buds-4-review-154352Read 5 October 2026Design/ANC discussion explicitly states no ear tip, fin or secondary anchor. No stabilizer is present.

Ear tip fit test

Not available

No3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Page 28 explicitly limits Earbud fit test to Buds4 Pro.

Dust and water rating, buds

IP542Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 37: the earbuds are rated IP54. The case has no rating and must not be splashed.3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026

IP541Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

Dust and water rating, case

Not available

Not available

Water resistance depth

Not available

Not available

Software

4 of 6 differ

Companion app

Bose app3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026

Galaxy Wearable3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Pages 21/22 allow Galaxy Wearable or Galaxy device settings. Current exact maker model footnotes require Android 12+ and minimum 1.5 GB RAM for advanced configuration.

App platforms

Android, iOS3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026

Android3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026

User firmware updates

Yes2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Page 39: the earbuds update automatically when connected to the Bose app and an update is available.

Yes3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Page 34 Earbuds software update instructions.

Finding network

Not available

Samsung Find1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

Precision findingiUWB in the case

Not available

Not available

Live translation

Not available

Yes1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Exact model interpreter paragraph and footnote 12: translation is performed on compatible Galaxy AI phone One UI 6.1.1+, played through earbuds.

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.

5.9g(0.2 oz)8Reviewsoundguys.com/i-get-the-appeal-of-the-bose-sport-open-earbuds-just-not-at-199-164148Read 13 October 2026Spec box of the SoundGuys review: Weight 5.9g. No Bose page states grams. The Bose metric pages list 0.01 kg and the Bose US page lists 0.013 lb for one bud, which both agree. A Focus Camera listing shows 5.7 g.

4.6g(0.2 oz)1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

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

Width25Height20Depth27.9mm(1 × 0.8 × 1.1 in)3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026Maker-labelled one-bud axes: 0.787 in H x 0.983 in W x 1.098 in D. Converted with 25.4 mm/in and rounded to 0.1 mm.

Width18.3Height30.5Depth19.3mm(0.7 × 1.2 × 0.8 in)1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Exact technical HxWxD table 30.5 x 18.3 x 19.3 mm.

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

47g(1.7 oz)8Reviewsoundguys.com/i-get-the-appeal-of-the-bose-sport-open-earbuds-just-not-at-199-164148Read 13 October 2026Spec box of the SoundGuys review: Case 47g. The Bose metric pages list 0.05 kg and the Bose US page lists 0.104 lb for the case, which both agree. A Focus Camera listing shows 45.4 g.

45.1g(1.6 oz)1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

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

Width67.9Height48.3Depth29.6mm(2.7 × 1.9 × 1.2 in)3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026Maker-labelled case axes: 1.902 in H x 2.673 in W x 1.166 in D. Converted with 25.4 mm/in and rounded to 0.1 mm.

Width28.3Height51Depth51mm(1.1 × 2 × 2 in)1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026Exact technical HxWxD table 51 x 28.3 x 51 mm.

Certifications

0 of 3 differ

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

A94231L, A94231R2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026Regulatory page 4: FCC ID A94231L / A94231R.

Not available

Other certifications

Not available

Not available

In the box

1 of 2 differ

In the box

2 Bose Sport Open Earbuds, Charging case, Quick start guide, Safety sheet2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 20263Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026

Galaxy Buds4 earbuds, Charging case, Quick Start Guide2Maker product pagesamsung.com/us/audio-sound/galaxy-buds4Read 5 October 2026Exact model FAQ lists earbuds, case and Quick Start Guide. USB-C cable and charger excluded.

Cables included

Not available

Not available

Links

Not compared

Product page

www.bose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.html3Maker product pagebose.com/p/earbuds/bose-open-earbuds/SPORTOPN26-HEADPHONEOPN.htmlRead 13 October 2026

www.samsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbt1Maker product pagesamsung.com/de/audio-sound/galaxy-buds/galaxy-buds4-black-sm-r540nzkadbtRead 5 October 2026

Spec sheet

Not available

Not available

Manual

assets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdf2Owner's manualassets.bosecreative.com/asset/9e8c049a-83c5-4ed1-a12f-401c48bd8124/903705_OG_SPORTOPN26-HEADPHONEOPN_ml.pdfRead 13 October 2026

downloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdf3Owner's manualdownloadcenter.samsung.com/content/UM/202603/20260311043809413/WEA_R540_R640_EN_UG_YLA_022626_FINAL.pdfRead 5 October 2026Cover identifies Galaxy Buds4 and Buds4 Pro, separate layouts pages 4/5.

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

None of 1 known

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.

Not available

Not available

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