Earbuds / Compare

Bose QuietComfort Ultra Earbuds (2nd Gen) vs Nothing Ear (3)

A

Product A: Bose

QuietComfort Ultra Earbuds (2nd Gen)

90 of 166 known

Change Bose QuietComfort Ultra Earbuds (2nd Gen)

Compare the Nothing Ear (3) with

Search earbuds

B

Product B: Nothing

Ear (3)

95 of 166 known

Change Nothing Ear (3)

Compare the Bose QuietComfort Ultra Earbuds (2nd Gen) with

Search earbuds

All 166 fields

Every value links to where we found it.

Only differences

ABose QuietComfort Ultra Earbuds (2nd Gen)

BNothing Ear (3)

General

6 of 8 differ

Series

QuietComfort1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Exact product heading establishes the QuietComfort family.

Ear2Press articlesoundguys.com/nothing-ear-3-launches-with-a-special-super-mic-up-its-sleeve-144338Read 30 September 2026Nothing's fourth flagship earbuds after Ear (1), Ear (2) and Ear

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

444965, 408L, 408R, 896637-0010, 896637-00304Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Manual regulatory section: charging case model 444965, earbud models 408L and 408R.14Retailer pageharveynorman.com.au/bose-quietcomfort-ultra-earbuds-2nd-gen-black.htmlRead 7 October 2026Exact second-generation Black product heading and manufacturer SKU 896637-0010. Regulatory case and earbud model numbers remain separately retained.15Retailer pageharveynorman.com.au/bose-quietcomfort-ultra-earbuds-2nd-gen-deep-plum.htmlRead 7 October 2026Exact second-generation Deep Plum product heading and manufacturer SKU 896637-0030. Regulatory case and earbud model numbers remain separately retained.

B173, B173R, B173L, B173C3Reviewsoundguys.com/nothing-ear-3-review-144486Read 30 September 2026Model number B17310Owner's manuald.otto.de/files/a43ba334-6eca-54b3-8512-5edd62424088.pdfRead 30 September 2026Front cover B173. Regulatory section HVIN B173R/B173L/B173C for earbuds and case.

GTIN / EAN

017817861120, 01781786115114Retailer pageharveynorman.com.au/bose-quietcomfort-ultra-earbuds-2nd-gen-black.htmlRead 7 October 2026Specifications Barcode (GTIN): 017817861120, exact Black SKU 896637-0010. No barcode inferred for other colours.15Retailer pageharveynorman.com.au/bose-quietcomfort-ultra-earbuds-2nd-gen-deep-plum.htmlRead 7 October 2026Specifications Barcode (GTIN): 017817861151, exact Deep Plum SKU 896637-0030. No barcode inferred for other colours.

6974434226791, 697443422678412Retailer paged.otto.de/files/55d6413c-1574-5555-87e8-974bc4bfc77f.pdfRead 30 September 2026One-page exact Ear3 branded factsheet, EAN-Codes box: 6974434226784 black and 6974434226791 white. Identifier labels establish EAN, independent of store sku/checksum.13Retailer pageboulanger.scene7.com/is/content/Boulanger/6974434226784_f_0Read 30 September 2026CODES EAN box explicitly identifies white 6974434226791 and black6974434226784.

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

12 June 20258Press releasebose.com/pressroom/bose-announces-the-quietcomfort-ultra-earbuds-2nd-genRead 7 October 2026Dated manufacturer announcement: June 12, 2025.

18 September 20252Press articlesoundguys.com/nothing-ear-3-launches-with-a-special-super-mic-up-its-sleeve-144338Read 30 September 2026Dated launch coverage: global pre-orders from 18 September 2025 and open sales from 25 September 2025.

Status

Available1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Selectable color, USD price and Add to Cart establish available status.

Available1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026The US store variant is available for sale.5Press releasepresseportal.de/pm/157514/6133465Read 30 September 2026Maker release carried by Presseportal explicitly announces availability in Germany.

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

Bose QuietComfort Ultra Earbuds8Press releasebose.com/pressroom/bose-announces-the-quietcomfort-ultra-earbuds-2nd-genRead 7 October 2026Like its predecessor, the QC Ultra Earbuds feature Bose's proprietary CustomTune sound calibration technology.

Nothing Ear4Measurementrtings.com/headphones/reviews/nothing/ear-3-in-earRead 30 September 2026RTINGS says the Nothing Ear (3) replaces the Nothing Ear.14Measurementrtings.com/headphones/reviews/nothing/ear-truly-wirelessRead 23 October 2026RTINGS calls the Nothing Ear (3) the successor to the Nothing Ear.

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.

$2998Press releasebose.com/pressroom/bose-announces-the-quietcomfort-ultra-earbuds-2nd-genRead 7 October 2026Opening availability paragraph: $299 original launch price.

$1799Press releasestorage.mfn.se/ecc8b2bd-0396-40b3-92b7-0fbcf1699e1a/audiodo-powers-nothing-ear-3-with-personal-sound-an-essential-experience-for-all-listeners.pdfRead 30 September 2026Original launch-day release from the Audiodo technology partner, September 18, 2025, page 1: $179 / €179 / £179, available September 25.

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

Not available

€1795Press releasepresseportal.de/pm/157514/6133465Read 30 September 2026Nothing manufacturer release, Pricing and Availability: €179 DE/AT at initial local availability October 8, 2025.

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

US, GB, DE, AU1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 20262Maker product pagebose.de/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 30 September 20263Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 30 September 2026Listed at £299.9514Retailer pageharveynorman.com.au/bose-quietcomfort-ultra-earbuds-2nd-gen-black.htmlRead 7 October 2026Exact AU retailer offers this SKU with an AUD price and Add to cart.15Retailer pageharveynorman.com.au/bose-quietcomfort-ultra-earbuds-2nd-gen-deep-plum.htmlRead 7 October 2026Exact AU retailer offers this SKU with an AUD price and Add to cart.

US, DE1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026The US store sells the product in USD.5Press releasepresseportal.de/pm/157514/6133465Read 30 September 2026Maker release carried by Presseportal explicitly gives Germany availability and EUR pricing.

ColoursiThe maker's own colour names

Black, White Smoke, Deep Plum, Midnight Violet, Desert Gold1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Five colour swatches on the US page, Deep Plum selected

White, Black1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Maker product data lists the colour options Black and White.

Segment

Not available

Not available

Design

0 of 4 differ

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

In-ear1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Technical Specifications: Headphone Fit In-ear.

In-ear4Measurementrtings.com/headphones/reviews/nothing/ear-3-in-earRead 30 September 2026Type: In-ear, Enclosure: Closed-Back

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

Stem9Reviewtechradar.com/audio/earbuds-airpods/bose-quietcomfort-ultra-earbuds-2nd-gen-reviewRead 30 September 2026Features section explicitly describes swiping/stroking the stem to change volume. Short external control stalk.

Stem3Reviewsoundguys.com/nothing-ear-3-review-144486Read 30 September 2026Exact-model review describes the stem angle and pinch controls along the stems.

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

Either bud1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Either the left or right earbud can be used alone

Either bud3Reviewsoundguys.com/nothing-ear-3-review-144486Read 30 September 2026Each earbud can function independently8Owner's manualsupport.nothing.tech/hc/en-us/sections/38937892085265-Product-FeatureRead 30 September 2026Can I use just one earbud FAQ: either can be used alone after the pair has been paired together.

RGB lighting

Not available

Not available

Drivers and sound

9 of 17 differ

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

ABose QuietComfort Ultra Earbuds (2nd Gen)

Type	Count per earbud
Dynamic	1

Source10Reviewgalaxus.nl/en/page/bose-quietcomfort-ultra-earbuds-2nd-gen-what-bose-improves-and-what-it-doesnt-39335Read 7 October 2026Exact second-generation hands-on review states a conventional dynamic driver per side. One audio transducer per bud. Diameter is omitted because this source gives 9.3 mm while the TechRadar exact review gives 10 mm and Bose publishes neither. No acoustic-role label inferred.

BNothing Ear (3)

Type	Diameter (mm)	Count per earbud
Dynamic	12	1

Source1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Product text: PMI/TPU material upgraded 12 mm dynamic driver, singular. One driver per earbud.

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

Dynamic10Reviewgalaxus.nl/en/page/bose-quietcomfort-ultra-earbuds-2nd-gen-what-bose-improves-and-what-it-doesnt-39335Read 7 October 2026Review explicitly states conventional dynamic driver. Manufacturer does not publish the transducer technology.

Dynamic1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Product text: 12 mm dynamic driver.

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

Not available

12mm=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

PMI + TPU1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026The specs table separately labels the diaphragm PMI + TPU.

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

Not available

Min20 HzMax40 kHz1Maker product pageus.nothing.tech/products/ear-3Read 30 September 202620 Hz - 40 kHz

Impedance

Not available

32Ω1Maker product pageus.nothing.tech/products/ear-3Read 30 September 202612 mm dynamic / 32 ohm

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

96kHz3Reviewsoundguys.com/nothing-ear-3-review-144486Read 30 September 2026LDAC up to 990 kbps 24 bit/96 kHz

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 pageus.nothing.tech/products/ear-3Read 30 September 202624-Bit Hi-Res LDAC Audio

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

Yes1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026CustomTune FAQ describes an acoustic calibration tone at each power-on while worn. Reflected sound measures the unique ear and ear canal shape and adjusts playback. An ear-acoustic scan, not a hearing assessment.

Yes1Maker product pageus.nothing.tech/products/ear-3Read 30 September 20268Owner's manualsupport.nothing.tech/hc/en-us/sections/38937892085265-Product-FeatureRead 30 September 2026Personal Sound Profile FAQ: hearing assessment creates personalized compensation profile.

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.

34Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Battery test footnotes use a 3-band EQ set to zero

81Maker product pageus.nothing.tech/products/ear-3Read 30 September 20268Owner's manualsupport.nothing.tech/hc/en-us/sections/38937892085265-Product-FeatureRead 30 September 2026Personal Sound Profile FAQ explicitly states an 8-band equalizer.

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

Bass Boost, Bass Reducer, Treble Boost, Treble Reducer11Reviewsoundguys.com/what-do-the-bose-quietcomfort-ultra-earbuds-2nd-gens-eq-presets-sound-like-140870Read 7 October 2026Exact second-generation EQ comparison names these four Bose app sound presets as section headings. Default and Custom poll choices are not extra named presets. Listening modes are separate.

Balanced, Bass, Treble, Voice8Owner's manualsupport.nothing.tech/hc/en-us/sections/38937892085265-Product-FeatureRead 30 September 2026Equaliser settings FAQ: Balanced, Bass, Treble and Voice.

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.

Bose Immersive Audio1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Exact-model FAQ listening modes include Immersion (full noise cancellation with Immersive Audio).

Static Spatial Audio1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Music section: Static Spatial Audio creates a 3D soundscape.

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

Yes4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Immersive Audio Motion and Still settings: Still keeps the virtual speakers in place when you move your head

No11Reviewtechradar.com/audio/earbuds-airpods/nothing-ear-3-reviewRead 30 September 2026Features section explicitly says no head-tracked spatial audio, only Static or Off.

Noise cancelling

6 of 11 differ

Active noise cancelling

Yes1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Exact-model FAQ listening modes include Quiet (full noise cancellation).

Yes1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Adaptive ANC checks the surroundings (600 ms) and monitors leakage automatically.

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

Hybrid1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026ANC FAQ: cancellation uses microphones both inside and outside the earbuds.

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.

Yes1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026FAQ: ActiveSense adapts cancellation in Aware Mode. CustomTune calibrates audio and cancellation at power-on.

Yes1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Adaptive ANC checks the surroundings (600 ms) and monitors leakage automatically.

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

Not available

311Reviewtechradar.com/audio/earbuds-airpods/nothing-ear-3-reviewRead 30 September 2026Features section: High, Mid and Low fixed ANC strengths, plus Adaptive profile. Adaptive is not counted as a fixed strength.

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

45dB1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Up to 45 dB, effective to 5000 Hz. Footnote: theoretical maximum from the Nothing lab

Transparency mode

Yes1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Exact-model FAQ listening modes include Aware (full audio transparency).

Yes1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Transparency lets the world sound through.

Adjustable transparency

Yes10Reviewgalaxus.nl/en/page/bose-quietcomfort-ultra-earbuds-2nd-gen-what-bose-improves-and-what-it-doesnt-39335Read 7 October 2026Review explicitly describes adjusting ANC and transparency levels in the Bose app. Not an automatically selected activity profile.

Not available

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

Yes4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Aware Mode/ActiveSense automatically adjusts cancellation to loud external noise while allowing surroundings.

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.

Yes1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026SpeechClarity FAQ explicitly filters surroundings and wind for phone and video calls. AI voice-pickup processing, not a dedicated user-selectable ANC wind mode.

Not available

Measured

7 of 23 differ

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

Warm sound signature7Measurementrtings.com/headphones/reviews/bose/quietcomfort-ultra-earbuds-2nd-genRead 7 October 2026Sound signature: Warm

Boosted bass, V-shaped4Measurementrtings.com/headphones/reviews/nothing/ear-3-in-earRead 30 September 2026RTINGS: Boosted Bass signature, somewhat V-shaped

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.

5dB7Measurementrtings.com/headphones/reviews/bose/quietcomfort-ultra-earbuds-2nd-genRead 7 October 2026Very Emphasized (5 dB), test bench 2.3

8dB4Measurementrtings.com/headphones/reviews/nothing/ear-3-in-earRead 30 September 2026Very Emphasized (8 dB), RTINGS test bench 2.3

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

0dB7Measurementrtings.com/headphones/reviews/bose/quietcomfort-ultra-earbuds-2nd-genRead 7 October 2026Balanced (0 dB), test bench 2.3

1dB4Measurementrtings.com/headphones/reviews/nothing/ear-3-in-earRead 30 September 2026Slightly Emphasized (1 dB)

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

Speech sounds clean and natural. Higher voices can lack airiness. Background-noise rejection is adequate but sustained loud sounds such as an arriving subway remain difficult.7Measurementrtings.com/headphones/reviews/bose/quietcomfort-ultra-earbuds-2nd-genRead 7 October 2026Public Microphone usage assessment, test bench 2.3 on Deep Plum second-generation unit. Qualitative recording and noise-handling results. Exact firmware and microphone test settings are not stated in the free summary. Numeric frequency extension and noise-handling results remain member-locked and are not imported.

Speech is intelligible but slightly congested. The earbud microphones reject a broad range of background noise. The case Super Mic captures higher-fidelity audio when held near the mouth.4Measurementrtings.com/headphones/reviews/nothing/ear-3-in-earRead 30 September 2026Public Microphone verdict paragraph distinguishes earbud mic results from case Super Mic, method 2.3. Detailed test settings are locked.

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 QuietComfort Ultra Earbuds (2nd Gen)

ANC	Hours (h)
Yes	5.57
Not available	6.5

Source5Reviewsoundguys.com/bose-quietcomfort-ultra-earbuds-2nd-gen-review-140812Read 30 September 20265.57 h row: 5 h 34 min (334 min), ANC on, music peaking at 75 dB, firmware 4.9.146Measurementsoundguys.com/how-good-is-the-bose-quietcomfort-ultra-earbuds-2nd-gens-battery-life-141004Read 30 September 20265 h 34 min with ANC enabled, sample track peaking at 75 dB7Measurementrtings.com/headphones/reviews/bose/quietcomfort-ultra-earbuds-2nd-genRead 7 October 20266.5 h row: 6.5 hours of continuous playback in the usage summary. ANC state not stated in the free text. Full measurements are members only and were not read

BNothing Ear (3)

ANC	Hours (h)
Yes	5.2
Yes	5.3

Source3Reviewsoundguys.com/nothing-ear-3-review-144486Read 30 September 2026Battery paragraph: 5 h 12 min with ANC on, one charge. Source does not state codec.4Measurementrtings.com/headphones/reviews/nothing/ear-3-in-earRead 30 September 2026Public Travel verdict explicitly says 5.3 h with ANC enabled. 5.2 h is the separate SoundGuys result.

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

6.5h=CalculatedFrom Battery life (measured)

5.3h=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

7.09g(0.3 oz)16Measurementtechgearlab.com/reviews/audio/wireless-earbuds/bose-quietcomfort-ultra-gen-2-earbudsRead 7 October 2026Exact Gen 2 review Specifications: Measured Weight 7.09 g (0.25 oz). The public table tooltip explicitly defines wireless earbuds as the weight of a single earbud. Ear-tip size and weighing instrument are not specified. This reviewer mass is separate from conflicting maker nominal masses.

Not available

Microphones and calls

4 of 7 differ

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

88Press releasebose.com/pressroom/bose-announces-the-quietcomfort-ultra-earbuds-2nd-genRead 7 October 2026Launch voice-pickup paragraph explicitly combines the eight earbud microphones with AI noise suppression, dynamic mixing and adaptive filters for clearer calls. Pair total, including shared ANC microphones used for voice. Excludes the separate vibration sensors and case hardware.

613Retailer pageboulanger.scene7.com/is/content/Boulanger/6974434226784_f_0Read 30 September 2026ANC/calls row: three MEMS voice microphones per side plus one VPU per side. Six voice microphones across the two earbuds, VPU sensors 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.

88Press releasebose.com/pressroom/bose-announces-the-quietcomfort-ultra-earbuds-2nd-genRead 7 October 2026Voice pickup section: eight microphones in the earbuds.

61Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Microphone quantity (MEMS): 3 each side / 6 total. The VPU (1 each side) is listed separately. The case has 2 more MEMS mics (Super Mic)

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.

Yes5Reviewsoundguys.com/bose-quietcomfort-ultra-earbuds-2nd-gen-review-140812Read 30 September 2026Bone conduction pickup enabled by the August 2025 firmware update

Yes3Reviewsoundguys.com/nothing-ear-3-review-144486Read 30 September 2026Exact-model review identifies a bone-conduction VPU sensing micro-vibrations from the jaw and ear canal.

Mic noise reduction

AI1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026AI-based background noise suppression (SpeechClarity)

AI1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026AI-powered Environmental Noise Cancellation for calls

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.

Yes4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Tap an earbud to mute or unmute during a call

Not available

SidetoneiHear your own voice in calls

Yes4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Self voice during calls, adjustable in the app

Not available

Connectivity

5 of 18 differ

Chip

Not available

Not available

Connections

Bluetooth1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Technical Specifications list Bluetooth 5.3 and Bluetooth audio profiles.

Bluetooth1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Feature and spec table: Bluetooth 5.4.

Bluetooth

5.31Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Technical Specifications: Bluetooth 5.3.

5.41Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Feature and spec table: Bluetooth 5.4.

Bluetooth codecs

SBC, AAC, aptX Adaptive4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026aptX Adaptive with Snapdragon Sound devices5Reviewsoundguys.com/bose-quietcomfort-ultra-earbuds-2nd-gen-review-140812Read 30 September 2026SBC, AAC and aptX Adaptive family

SBC, AAC, LDAC1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Connectivity table: AAC, SBC, LDAC. LDAC high-resolution operation requires a supporting source.

Bluetooth profiles

A2DP, HFP1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Technical Specifications: A2DP Bluetooth Audio Streaming and HFP Bluetooth.

Not available

LE Audio

No12Maker product pagesupport.bose.com/article/quietcomfort-ultra-earbuds-gen-2-specificationsRead 7 October 2026Bluetooth footnote explicitly says the earbuds do not receive content over LE Audio. BLE is used for app communication and control. Does not inherit the later over-ear headphones LE Audio update.

No6Owner's manualsupport.nothing.tech/hc/en-us/articles/38937964269969-Does-Nothing-Ear-3-support-LE-AudioRead 30 September 2026Official product FAQ: LE Audio is not supported.

Auracast

Not available

Not available

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

Yes4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Bluetooth connections: actively connected up to two devices at a time, explicitly multi-point. (PDF page 44)

Yes1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Feature and spec table: Dual Connection Yes.

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

24Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Bluetooth connections: actively connected up to two devices at a time, explicitly multi-point. (PDF page 44)

21Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Dual connection: yes

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.

64Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Up to six devices in the device list, two active at once

67Owner's manualsupport.nothing.tech/hc/en-us/articles/38937876731025-How-many-devices-can-Ear-3-be-paired-withRead 30 September 2026Official FAQ: up to six paired devices remembered. Concurrent dual connection remains two.

Automatic switching between own devicesiThrough the maker's account

Not available

Not available

Fast pairing

Google Fast Pair4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Android devices: Connect using Fast Pair via Google Play Services. (PDF page 48)

Google Fast Pair, Microsoft Swift Pair1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Feature and spec table: Google Fast Pair and Microsoft Swift Pair.

Audio sharingiShare one stream with a second pair

Not available

Not available

Wireless range (claimed)

9m2Maker product pagebose.de/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 30 September 2026Bluetooth-Reichweite 9 m4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026

10m1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Feature and spec table: 10 m range.

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

2 of 3 differ

Low latency mode

Yes12Maker product pagesupport.bose.com/article/quietcomfort-ultra-earbuds-gen-2-specificationsRead 7 October 2026aptX Adaptive footnote explicitly names low latency mode, also called Gaming Mode. Maker launch release restricts automatic low-latency aptX Adaptive processing to Snapdragon Sound-certified source devices. It adapts to wireless conditions. No fixed latency or exposed app toggle is claimed.

Yes1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Feature and spec table: Low Lag.

Claimed latency

ABose QuietComfort Ultra Earbuds (2nd Gen)

Not available

BNothing Ear (3)

Connection	Mode	Latency (ms)
Bluetooth	Game Mode with a Nothing phone	110

Source1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026As low as 110 ms paired with Nothing phone devices, Game Mode on

Lowest claimed latency

Not available

110ms=CalculatedFrom Claimed latency

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, iOS1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Support page for the exact product: Bose app available on Google Play and the Apple Store, so Android and iOS are supported.

Android, iOS, Windows1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Performance section explicitly names Android, Windows and iOS.

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 QuietComfort Ultra Earbuds (2nd Gen)

Feature	Needs
Fast Pair	Android device running Android 6.0 or higher
Snapdragon Sound	Snapdragon Sound-certified device, such as a compatible Android device
SimpleSync	Bose Smart Speaker or Bose Smart Soundbar

Source4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Fast Pair Android 6.0 or higher. (PDF page 48)

BNothing Ear (3)

Feature	Needs
Latency as low as 110 ms	Paired with Nothing phone devices, with Game Mode turned on
Essential Space	Select Nothing devices with the Essential Key
Talk to ChatGPT	Pair with a compatible Nothing phone and configure the control in the Nothing X app.
Find My and device renaming	Android 10 onwards
Super Mic with Dual Connection	Only one microphone system can be active at a time. Dual Connection can slow Super Mic activation. Super Mic is prioritized with Dual Connection off.
LDAC high-resolution playback	Connected source must support LDAC. AAC and SBC are the other supported Bluetooth codecs.

Source1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Technical specification footnotes 3-6 and 9-11: device-specific Game Mode, compatible app/OS controls, Essential Space devices and Dual Connection/Super Mic restrictions.

Official licence

Not available

Not available

Battery and charging

11 of 13 differ

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

Not available

55mAh1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Capacity table: 55 mAh per earbud.

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

Not available

Not available

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

ABose QuietComfort Ultra Earbuds (2nd Gen)

Mode	Spatial audio	Includes case recharges	Hours (h)
ANC on	No	No	6
ANC on	Yes	No	4
Call	Not available	No	4

Source17Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 8 October 2026The exact manufacturer guide on printed page 41 gives up to 6 hours with Bose Immersive Audio Off and up to 4 hours with it On after a full charge. Both music rows use Quiet Mode with full active noise cancellation, Bluetooth A2DP streaming at 75 dB SPL playback loudness, and all three equalizer bands at zero. Manufacturer testing used production-representative units in January 2025 with IEC 60268-1 pink noise. The Bluetooth codec and Immersive Still/Motion setting are unspecified, so neither is inferred. These are manufacturer claims, not independent reviewer measurements. Both music rows are the earbuds alone from one charge. The case provides three additional full recharge cycles, but a total hour figure is not calculated. The call row has its own source below.18Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 8 October 2026The exact second-generation maker technical specification states Maximum Talk Time 4 hours. This supports only the unchanged call row. Its ANC, codec, volume, and spatial-processing test settings are not inferred from music-playback conditions.

BNothing Ear (3)

Mode	Codec	Includes case recharges	Hours (h)
ANC off	AAC	No	10
ANC on	AAC	No	5.5
ANC off	AAC	Yes	38
ANC on	AAC	Yes	22
ANC off	LDAC	No	5.5
ANC on	LDAC	No	3.5
Call	Not available	No	5
Call	Not available	Yes	19

Source1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Embedded Battery table: AAC 10/5.5 h off/on, 38/22 h case-inclusive. LDAC 5.5/3.5 h off/on. Call 5 h earbuds/19 h case-inclusive are ANC off. ANC-on call 4/15.5 h cannot be distinguished by current call enum.

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.

6h=CalculatedFrom Claimed battery life

10h=CalculatedFrom Claimed battery life

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

6h=CalculatedFrom Claimed battery life

5.5h=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.

Not available

10h=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.

Not available

38h=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

22h=CalculatedFrom Claimed battery life

Talk time (claimed)

4h=CalculatedFrom Claimed battery life

5h=CalculatedFrom Claimed battery life

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

120min1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 20264Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Earbuds up to 2 hours

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.

20min1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 20264Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 202620-minute charge gives up to 2 hours

5min1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Fast charging table: 5 minutes for 1 hour, earbuds only, ANC off. Contradictory footer wording is not used.

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.

2h4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Charging Time notes: 20 minute charge powers earbuds up to 2 h. Full ANC, Quiet Mode, Immersive Audio off, 75 dB SPL footnote. (PDF page 41)

1h1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Embedded fast-charge row: 5 minutes gives 1 hour earbuds-only with ANC off. 10 minutes gives 10 hours for buds plus case and is not an earbuds-only claim. Footer has an inconsistent 5-minute/10-hour sentence, table preferred.

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.

Not available

500mAh1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Capacity table: Charging case 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-C1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Technical specifications: Charging Interface USB C PORT.

USB-C1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Battery section specifies USB-C charging.

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.

180min4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Charging case up to 3 hours

Not available

Wireless charging

Yes4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Manual page 38: Charge wirelessly using a compatible third-party wireless charger.

Yes1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Battery section specifies built-in wireless charging.

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

Qi5Reviewsoundguys.com/bose-quietcomfort-ultra-earbuds-2nd-gen-review-140812Read 30 September 2026Any Qi-compatible charging pad

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

2.5W3Reviewsoundguys.com/nothing-ear-3-review-144486Read 30 September 2026Case supports wireless charging at up to 2.5 W13Retailer pageboulanger.scene7.com/is/content/Boulanger/6974434226784_f_0Read 30 September 2026Autonomie/charging cell: wireless charging up to 2.5 W.

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

Not available

Not available

Screen on case

Not available

Not available

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

Not available

Not available

Controls

4 of 5 differ

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

Touch, Swipe4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Touch Control: tap and swipe. (PDF page 24)

Pressure1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Pinch sensor on the stem. The case has a Talk button for Super Mic

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

Swipe4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Touch Control: swipe up or down for volume. (PDF page 24)

Pressure1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Pinch and hold: volume up or down (customisable)

Gestures

Tap, Double-tap, Triple-tap, Touch and hold, Swipe up, Swipe down4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Touch Control: tap and swipe, swipe up or down for volume. (PDF page 24)

Pinch, Double Pinch, Triple Pinch, Hold, Pinch and Hold1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Controls table lists pinch, double pinch, triple pinch, hold and pinch and hold.

Remappable controls

Yes4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Change or disable shortcut, assign different shortcuts to each bud in the Bose app. (PDF page 28)

Yes1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Controls table explicitly states the controls are customisable in Nothing X.

Voice assistant

Siri, Google Assistant13Maker product pagebose.co.uk/stories/how-to-control-bose-wireless-earbudsRead 7 October 2026Maker names Siri and Google Assistant as phone voice assistants. The exact QuietComfort Ultra Earbuds (2nd Gen) row instructs assigning press-and-hold to launch that connected phone assistant. Requires a supported source device and Bose app shortcut configuration. No independent always-listening earbud assistant is claimed.

Not available

Sensors and health

2 of 9 differ

In-ear detection

Yes4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026In-ear Detection automatic play/pause on removing or reinserting. (PDF page 29)

Yes1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Other features table lists In-ear Detection.

Sensors

Not available

Not available

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

Yes8Owner's manualsupport.nothing.tech/hc/en-us/sections/38937892085265-Product-FeatureRead 30 September 2026Personal Sound Profile FAQ: brief hearing test creates personalized 8-band sound profile. Consumer sound-personalization test, not a clinical clearance.

Hearing protectioniLimits sudden loud sounds

Yes1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026ActiveSense applies noise cancellation to very loud sudden sounds in Aware Mode

Not available

Health features

Not available

Not available

Fit and durability

4 of 7 differ

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

S, M, L1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026What's in the box, exact 2nd Gen: three eartip pairs S/M/L.

XS, S, M, L10Owner's manuald.otto.de/files/a43ba334-6eca-54b3-8512-5edd62424088.pdfRead 30 September 2026Quick Start Guide fit page 1 explicitly illustrates XS/S/M/L tips. Medium fitted pair plus three spare pairs.

Ear tip materials

Silicone1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Silicone eartips

Silicone1Maker product pageus.nothing.tech/products/ear-3Read 30 September 20268Owner's manualsupport.nothing.tech/hc/en-us/sections/38937892085265-Product-FeatureRead 30 September 2026What is Ear3 made of FAQ: ear tips are silicone.

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

Stability bands1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Stability bands in sizes 1, 2, 3

None4Measurementrtings.com/headphones/reviews/nothing/ear-3-in-earRead 30 September 2026No stabilizers or ear hooks

Ear tip fit test

Yes1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Earbud Seal Test in the Bose app

Yes1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026App features table lists Ear Tips Fit Test.

Dust and water rating, buds

IPX41Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Technical Specifications: Water Resistant IPX4.

IP541Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Other features table specifies IP54 for earbuds and case.

Dust and water rating, case

Not available

IP541Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Other features table specifies IP54 for earbuds and case.

Water resistance depth

Not available

Not available

Software

1 of 6 differ

Companion app

Bose app1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Support page for the exact product names the Bose app.

Nothing X1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Named companion app offers advanced 8-band EQ and profile control.

App platforms

Android, iOS1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Support page for the exact product: Bose app available on Google Play and the Apple Store.

Android, iOS1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Custom controls footnote says Android 6+ and iOS 13+ use Nothing X.

User firmware updates

Yes4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Bose app setup enables future updates and new features. (PDF page 13)

Yes1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026App features table lists Firmware Updates.

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.

Not available

5.2g(0.2 oz)1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Earbud design spec row: Buds weight 5.2 g.

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

Width12.4Height30Depth24.9mm(0.5 × 1.2 × 1 in)2Maker product pagebose.de/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 30 September 2026Einzelner Earbud 3.0 cm H x 1.24 cm W x 2.49 cm D

Width21.5Height30.5Depth20.75mm(0.8 × 1.2 × 0.8 in)1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Buds dimensions: width 21.5 mm, height 30.5 mm, depth 20.75 mm

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

60g(2.1 oz)12Maker product pagesupport.bose.com/article/quietcomfort-ultra-earbuds-gen-2-specificationsRead 7 October 2026Physical Specifications gives Case: 0.06 kg, approximately 60 g, separately from One earbud. Maker product page independently lists Case 0.132 lb, consistent with about 60 g after rounding. Empty charging case, not case plus earbuds.

Not available

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

Width59.7Height66Depth26.9mm(2.4 × 2.6 × 1.1 in)2Maker product pagebose.de/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 30 September 2026Etui 6.6 cm H x 5.97 cm W x 2.69 cm D

Width55.5Height55.5Depth22.25mm(2.2 × 2.2 × 0.9 in)1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Case dimensions: width 55.5 mm, height 55.5 mm, depth 22.25 mm. Buds and case weigh 71.4 g together, so case_weight_g is left out

Certifications

2 of 3 differ

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

Not available

Hi-Res Audio Wireless10Owner's manuald.otto.de/files/a43ba334-6eca-54b3-8512-5edd62424088.pdfRead 30 September 2026Trademarks and Permissions, English page 1: Hi-Res Audio Wireless logo used under Japan Audio Society license.

Communication certifications

Not available

Not available

FCC IDs

A94408L, A94408R4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026FCC ID: A94408L / A94408R, IC: 3232A-408L / 3232A-408R

2AZEQ-B173R, 2AZEQ-B173L, 2AZEQ-B173C10Owner's manuald.otto.de/files/a43ba334-6eca-54b3-8512-5edd62424088.pdfRead 30 September 2026Regulatory section prints right/left/case FCC IDs.

Other certifications

Snapdragon Sound3Maker product pagebose.co.uk/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 30 September 2026Wireless Connectivity lists Snapdragon Sound4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Features Snapdragon Sound technology

Not available

In the box

2 of 2 differ

In the box

2 Bose QuietComfort Ultra Earbuds (2nd Gen), 3 pairs of eartips (S, M, L), 3 pairs of stability bands (1, 2, 3), Wireless charging case, 12" USB-C® (A to C) cable, Safety sheet1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026What's in the box, exact 2nd Gen: 2 buds, three eartip pairs S/M/L, three stability bands 1/2/3, wireless case, 12 inch USB-A to C cable, safety sheet.

Earbuds x 2, Charging case x 1, Ear tips x 3 pairs, User guide, Safety and warranty information, USB-C to USB-C cable x 11Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Page lists these in capitals

Cables included

ABose QuietComfort Ultra Earbuds (2nd Gen)

Type	Length (m)	Count
USB-C (A to C)	0.3048	1

Source1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 202612 inch cable, converted exactly to 0.3048 m

BNothing Ear (3)

Type	Count
USB-C to USB-C	1

Source1Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026In-the-box table lists the exact cable type and quantity 1.

Links

Not compared

Product page

www.bose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.html1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026Exact product heading identifies the maker product URL.

us.nothing.tech/products/ear-31Maker product pageus.nothing.tech/products/ear-3Read 30 September 2026Maker product data identifies Ear (3) with the handle ear-3.

Spec sheet

support.bose.com/article/quietcomfort-ultra-earbuds-gen-2-specifications12Maker product pagesupport.bose.com/article/quietcomfort-ultra-earbuds-gen-2-specificationsRead 7 October 2026Exact model support Specifications page. Readable public indexed text. Direct HTTP yields a support-shell page.

boulanger.scene7.com/is/content/Boulanger/6974434226784_f_013Retailer pageboulanger.scene7.com/is/content/Boulanger/6974434226784_f_0Read 30 September 2026One-page exact Ear3 branded technical factsheet hosted by Boulanger. Authorship not independently established, so treated as retailer evidence.

Manual

assets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdf4Owner's manualassets.bosecreative.com/m/36b7ddda21b6edfd/original/898447_OG_QCUE2-HEADPHONEIN_EN.pdfRead 30 September 2026Owner guide cover identifies QUIETCOMFORT ULTRA EARBUDS (2ND GEN). (PDF page 1)

d.otto.de/files/a43ba334-6eca-54b3-8512-5edd62424088.pdf10Owner's manuald.otto.de/files/a43ba334-6eca-54b3-8512-5edd62424088.pdfRead 30 September 2026Nothing Ear (3) Quick Start Guide and safety/warranty booklet, model B173, manufacturer-authored document hosted by Otto. Official full-guide link was unavailable.

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.

1year1Maker product pagebose.com/p/earbuds/bose-quietcomfort-ultra-earbuds-2nd-gen/QCUE2-HEADPHONEIN.htmlRead 7 October 2026US: one-year Bose limited warranty

Not available

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