Earbuds / Compare

Bose Sport Open Earbuds (2026) vs Bose Ultra Open Earbuds

A

Product A: Bose

Sport Open Earbuds (2026)

59 of 166 known

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B

Product B: Bose

Ultra Open Earbuds

64 of 166 known

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All 166 fields

Every value links to where we found it.

Only differences

ABose Sport Open Earbuds (2026)

BBose Ultra Open Earbuds

General

6 of 8 differ

Series

Not available

Not available

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.

438926, 926L, 926R, 881046-0010, 881046-0020, 881046-0030, 881046-0040, 881046-0050, 881046-0060, 881046-0070, 881046-0100, 881046-0200, 881046-0300, 881046-0400, 881046-0600, 881046-0700, 881046-0800, 881046-09002Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 4 and 6: case model 438926, left earbud 926L, right earbud 926R. The 881046 numbers are the SKUs in the product page offer data.

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

15 February 20241Press releasebose.com/pressroom/bose-ultra-open-earbudsRead 10 October 2026February 15, 2024 launch announcement.

Status

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

Available3Maker product pagebose.com/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Bose.com US listing in stock on the access date.

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

Not available

Not available

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

Bose Ultra Open Earbuds (2nd Gen)8Press releasebose.com/pressroom/bose-sport-open-earbuds-and-bose-ultra-open-earbuds-2nd-genRead 10 October 2026September 17, 2026 release: the Ultra Open Earbuds (2nd Gen) build on the original cuff design.

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.

$2991Press releasebose.com/pressroom/bose-ultra-open-earbudsRead 10 October 2026Press release: available starting today for $299. US price, sales tax not included.

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.

Not available

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.

US, CA, GB, DE, FR4Maker product pagebose.de/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Bose Germany store offers the product in stock in EUR.5Maker product pagebose.co.uk/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Bose UK store offers the product in stock in GBP.6Maker product pagebose.fr/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Bose France store offers the product in stock in EUR.13Maker product pagebose.ca/en/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Bose Canada store offers the product in stock in CAD.

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, White Smoke, Lunar Blue, Diamond 60th Edition, Moonstone Blue, Chilled Lilac, Sunset Iridescent, Deep Plum, Carbon Blue, Midnight Violet, Moonlight Grey, Driftwood Sand, Desert Gold3Maker product pagebose.com/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Color names from the page offer data. Black and White Smoke are the launch colors. The others are limited editions, some out of stock.

Segment

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

Not available

Design

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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

Open-ear2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 14: the speaker rests on the inner surface of the ear and is not inserted into the ear canal.

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.

Ear cuff2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 13: the speaker hooks in the ear and the barrel wraps behind the ear. Bose calls it cuff-shaped.

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

Not available

Either bud2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 50 troubleshooting: if you are wearing only one earbud, place the other in the case. Either earbud is not specified further.

RGB lighting

Not available

Not available

Drivers and sound

3 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.

BBose Ultra Open Earbuds

Not available

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

Not available

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

Not available

Not available

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

Not available

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

Not available

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

Not available

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

Not available

Not available

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.

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.

32Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 19: bass, midrange and treble are adjusted in the Bose app.

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

Bose Immersive Audio2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 21: Immersive Audio with Motion, Still and Off settings.

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

Yes2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 21: Motion keeps the sound in front of you as you move. Still keeps virtual speakers fixed and recenters a few seconds after movement stops.

Noise cancelling

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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

No3Maker product pagebose.com/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Technical specifications: Noise Cancelling No.

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

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

Not available

Transparency mode

Not available

Not available

Adjustable transparency

Not available

Not available

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

Not available

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

4 of 23 differ

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

Not available

Measured response is far from the SoundGuys headphone preference curve. It lines up in the mid-range, has no bass response and has a sharp spike in the upper mid-range.10Measurementsoundguys.com/bose-ultra-open-earbuds-review-113271Read 10 October 2026Objective Measurements section. Firmware 1.10.4, Bose Music app 9.1.8, default settings. No numeric deviation stored.

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

Voices are clear in ideal conditions but the microphone is rated subpar. Wind noise is not rejected in the simulated outdoor test.10Measurementsoundguys.com/bose-ultra-open-earbuds-review-113271Read 10 October 2026Microphone demos in ideal, office, street, windy and reverberant conditions. Reviewer rates the microphone subpar.

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

BBose Ultra Open Earbuds

ANC	Hours (h)
No	8.88

Source10Measurementsoundguys.com/bose-ultra-open-earbuds-review-113271Read 10 October 2026SoundGuys standardized battery test: 8 hours 53 minutes. Firmware 1.10.4, app 9.1.8. Earbuds only, one charge. Codec and volume are not stated. No ANC.

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

Not available

8.88h=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.

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.

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.

Not available

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.

Not available

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

Not available

Connectivity

3 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.

Bluetooth3Maker product pagebose.com/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Wireless Connectivity row lists Bluetooth only. The USB cable is for charging.

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.

5.31Press releasebose.com/pressroom/bose-ultra-open-earbudsRead 10 October 2026Press release: Bluetooth 5.3 compatible. SoundGuys and What Hi-Fi also list Bluetooth 5.3.

Bluetooth codecs

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

SBC, AAC, aptX Adaptive2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 39: with a Snapdragon Sound certified device the earbuds stream with aptX Adaptive. SBC and AAC come from the maker product page.

Bluetooth profiles

Not available

A2DP, HFP3Maker product pagebose.com/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Wireless Connectivity row lists A2DP Bluetooth Audio Streaming, Bluetooth Low Energy and HFP Bluetooth.

LE Audio

Not available

Not available

Auracast

Not available

Not available

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

Yes2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 33: connected to up to two devices at a time. Audio plays from one device at a time.

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.

22Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 33 and 36: up to two devices connected at once.

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.

62Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 33: up to six devices in the earbud device list.

Automatic switching between own devicesiThrough the maker's account

Not available

Not available

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.

Google Fast Pair1Press releasebose.com/pressroom/bose-ultra-open-earbudsRead 10 October 2026Press release: Google Fast Pair for Android pairing.

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.

9m2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed pages 35 and 40: range of 30 ft or 9 m.

Wireless receiveri2.4 GHz dongle

Not available

Not available

Receiver connector

Not available

Not available

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

Not available

Not available

Latency

None of 3 known

Low latency mode

Not available

Not available

Claimed latency

Not available

Not available

Lowest claimed latency

Not available

Not available

Compatibility

1 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, iOS9Reviewsoundguys.com/bose-ultra-open-earbuds-review-113271Read 10 October 2026FAQ: the earbuds work with iPhone. Android support is shown by Google Fast Pair in the owner's guide.

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

BBose Ultra Open Earbuds

Feature	Needs
Google Fast Pair	Android 6.0 or higher with Bluetooth and Location enabled.
Snapdragon Sound and aptX Adaptive	A Snapdragon Sound certified device, such as a compatible Android device.
Personal Surround	A compatible Bose Smart Soundbar, currently Bose Smart Ultra Soundbar and Bose Smart Soundbar.

Source2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 38 for Fast Pair, page 39 for Snapdragon Sound, page 42 for Personal Surround.

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.

Not available

Not available

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

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.

No2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 5: do not attempt to remove the lithium-ion battery. Contact a Bose retailer or qualified professional.

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.

BBose Ultra Open Earbuds

Mode	Spatial audio	Includes case recharges	Hours (h)
ANC off	No	No	7.5
ANC off	Yes	No	4.5
ANC off	No	Yes	27
ANC off	Yes	Yes	16.5

Source2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 29. Bose test January 2024: A2DP, IEC 60268-1 pink noise, 75 dBA, 3-band EQ at zero. Up to 7.5 h with Immersive Audio and Auto Volume off. Up to 4.5 h with either on, which is the stored spatial row. Up to 3.5 h with both on. Total with the case: 27 h, 16.5 h with either on, 12 h with both on. Codec not stated. No ANC.

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

7.5h=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

Not available

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

7.5h=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

27h=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

Not available

Talk time (claimed)

Not available

Not available

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.

60min2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 29: earbuds up to 1 hour. Bose test: depleted earbuds in a fully charged case.

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.

10min2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 29: a 10-minute charge with the case closed.

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.

2h2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 29: up to 2 hours of earbud playback after 10 minutes. Immersive Audio and Auto Volume off, 75 dBA.

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.

Not available

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

Not available

No2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 5 gives the same instruction for the product. Bose sells the charging case as a replacement part.

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-C2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 27: USB-C port on the bottom of the charging case.

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.

180min2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 29: charging case up to 3 hours. The connection is the USB cable.

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.

No7Maker product pagebose.com/p/accessories/bose-ultra-open-earbuds-wireless-charging-case-cover/CMWB-FULT_WLSCH-COVERCASE.htmlRead 10 October 2026Bose sells a Wireless Charging Case Cover as an upgrade to wireless charging. The earbuds and case as sold have no wireless charging. The 2nd gen press release also says its case is the one that now supports wireless charging.

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

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

2 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.

Button2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 17: one button on each earbud barrel.

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.

Buttons2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 18: double-press and hold the right button for up, the left button for down.

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.

Press: play or pause, answer a call, Double-press: next track, end or decline a call, Triple-press: previous track, Press and hold: shortcut, by default cycle through modes, Double-press and hold right earbud: volume up, Double-press and hold left earbud: volume down2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed pages 17 to 20.

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.

Yes2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 20: the shortcut on each earbud can be changed in the Bose app.

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.

Device voice control2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 25: a shortcut opens the voice control of the connected device. The earbud microphones act as an extension of the device microphone.

Sensors and health

2 of 9 differ

In-ear detection

Not available

No11Reviewwhathifi.com/reviews/bose-ultra-open-earbudsRead 10 October 2026Reviewer states there is no auto-pause when you take an earbud out.12Reviewstuff.tv/review/bose-ultra-open-earbuds-reviewRead 10 October 2026Reviewer states there is no wear detection. Music only stops when the buds go back in the charging case.

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.

IMU (Inertial Measurement Unit)1Press releasebose.com/pressroom/bose-ultra-open-earbudsRead 10 October 2026Press release: onboard IMU (Inertial Measurement Unit) drives Bose Immersive Audio.

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

Not available

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

Not available

Ear tip fit test

Not available

Not available

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

IPX42Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 43: earbuds IPX4.

Dust and water rating, case

Not available

IPX12Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 43: charging case IPX1.

Water resistance depth

Not available

Not available

Software

0 of 6 differ

Companion app

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

Bose app2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 12.

App platforms

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

Android, iOS2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 6 trademark notice names the Apple App Store and Google Play. The maker product page says the app is on Google Play and the Apple Store.

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.

Yes2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 45: earbuds update automatically through the Bose app when an update is available.

Finding network

Not available

Not available

Precision findingiUWB in the case

Not available

Not available

Live translation

Not available

Not available

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.

6.35g(0.2 oz)3Maker product pagebose.com/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Bud Single 0.014 lb. Converted with 453.59237 g per lb to 6.35 g. The pound figure is rounded, so the true mass may differ a little. SoundGuys lists 6 g.

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.

Width17Height18.5Depth27.2mm(0.7 × 0.7 × 1.1 in)4Maker product pagebose.de/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Einzelner Earbud 1.85 cm H x 1.7 cm W x 2.72 cm D. Maker-labeled axes in cm, stored in mm. The US page gives the same size in inches.

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.

44g(1.6 oz)3Maker product pagebose.com/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Case 0.097 lb, converted to 44.0 g. Listed apart from the single bud, so read as the empty case. SoundGuys lists 57 g, which is about the case plus two earbuds.

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.

Width65Height41.9Depth26.4mm(2.6 × 1.6 × 1 in)4Maker product pagebose.de/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Etui 4.19 cm H x 6.5 cm W x 2.64 cm D. Maker-labeled axes. SoundGuys lists 65 x 27 x 49 mm, which differs on the height axis.

Certifications

1 of 3 differ

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

Not available

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.

A94926L, A94926R2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 4: FCC ID A94926L / A94926R.

Other certifications

Not available

Snapdragon Sound2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 39: Snapdragon Sound technology.

In the box

2 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

2 Bose Ultra Open Earbuds, Charging case, USB-C (A to C) cable, Safety sheet2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Printed page 11: earbuds, charging case, USB Type-C to USB-A cable. The maker page also lists a safety sheet.

Cables included

ABose Sport Open Earbuds (2026)

Not available

BBose Ultra Open Earbuds

Type	Length (m)	Count
USB Type-C to USB-A cable	0.3	1

Source5Maker product pagebose.co.uk/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026In the box: USB-C (A to C) cable (30 cm). The US page gives 12 inches.

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.bose.com/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.html3Maker product pagebose.com/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Bose US product page.

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

assets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdf2Owner's manualassets.bosecreative.com/m/65e13aaa016a23ac/original/889371_OG_ULT-HEADPHONEOPN_en.pdfRead 10 October 2026Owner's guide 889371, English, copyright 2026. It covers Bose Ultra Open Earbuds with case model 438926.

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

Not available

Not available

Warranty

1 of 1 differ

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

Not available

1year3Maker product pagebose.com/p/earbuds/bose-ultra-open-earbuds/ULT-HEADPHONEOPN.htmlRead 10 October 2026Page says Bose products come with a 1-year limited warranty from the date of purchase. US page.

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