Earbuds / Compare

Nothing Ear (a) vs soundcore P40i

A

Product A: Nothing

Ear (a)

77 of 166 known

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B

Product B: soundcore

P40i

84 of 166 known

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All 166 fields

Every value links to where we found it.

Only differences

ANothing Ear (a)

Bsoundcore P40i

General

3 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.

B1623Owner's manualcdn.shopify.com/s/files/1/0586/3270/0077/files/ear_a_EN.pdfRead 8 October 2026

A3955, A3955Z11, A3955Z21, A3955Z31, A3955ZQ1, A3955N11, A3955N21, A3955N31, A3955NQ11Maker product pageus.soundcore.com/products/p40i-a3955011Read 30 September 2026US SKUs A3955Z11, A3955Z21, A3955Z31, A3955ZQ1 from the store's product data (products/p40i-a3955011.js)2Maker product pageankerjapan.com/products/a3955Read 30 September 2026Japan model list: N21 Off White, N11 Black, N31 Navy, NQ1 Purple.

GTIN / EAN

Not available

194644186340, 194644190989, 194644190965, 1946441909581Maker product pageus.soundcore.com/products/p40i-a3955011Read 30 September 2026Variant barcodes in the store's product data: Black 194644186340, Oat White 194644190989, Navy Blue 194644190965, Purple 1946441909585Maker product pageankernordics.com/products/p40i-a3955011Read 30 September 2026

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

Not available

Not available

Status

Available1Maker product pageus.nothing.tech/products/ear-aRead 8 October 2026Current US maker page with Black selected offers Add to bag. No current price is represented as launch MSRP.

Available5Maker product pageankernordics.com/products/p40i-a3955011Read 30 September 2026Anker Nordics store (Anker Innovations) lists all four colours as available for sale

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.

Nothing Ear (3a)18Reviewsoundguys.com/nothing-ear-3a-review-159720Read 23 October 2026SoundGuys calls the Nothing Ear (3a) the successor to the Nothing Ear (a).

soundcore P42i23Press releaseprtimes.jp/main/html/rd/p/000000662.000016775.htmlRead 23 October 2026Anker Japan's press release calls the Soundcore P42i the next-generation model of the Soundcore P40i.24Press articleav.watch.impress.co.jp/docs/news/2121578.htmlRead 23 October 2026AV Watch calls the Soundcore P42i the next-generation model of the Soundcore P40i.

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

Not available

Not available

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

Not available

Not available

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

US1Maker product pageus.nothing.tech/products/ear-aRead 8 October 2026

US, JP1Maker product pageus.soundcore.com/products/p40i-a3955011Read 30 September 2026Exact-model US and Japanese maker store pages. Regional color/SKU rows verified separately.2Maker product pageankerjapan.com/products/a3955Read 30 September 2026Anker Japan exact A3955/P40i product available in Japanese official store. Regional SKUs documented separately.

ColoursiThe maker's own colour names

Black, White, Yellow1Maker product pageus.nothing.tech/products/ear-aRead 8 October 2026Current maker selector offers Black, White and Yellow. The sole represented reference configuration is Black.

Black, Oat White, Navy Blue, Purple, Off White, Navy1Maker product pageus.soundcore.com/products/p40i-a3955011Read 30 September 20262Maker product pageankerjapan.com/products/a3955Read 30 September 2026Japanese product model list: Off White, Black, Navy and Purple. US labels Oat White and Navy Blue retained separately.

Segment

Music2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Not available

Design

1 of 4 differ

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

In-ear2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Maker product views and supplied sealing tips identify an in-ear stem design. No hook is pictured or listed, but a negative stabilizer claim is not inferred from this alone.

In-ear7Reviewrtings.com/headphones/reviews/anker/soundcore-p40i-true-wirelessRead 30 September 2026Type: In-ear

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

Stem2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Stem1Maker product pageus.soundcore.com/products/p40i-a3955011Read 30 September 2026Product photos show stem buds

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

Not available

Either bud5Maker product pageankernordics.com/products/p40i-a3955011Read 30 September 2026FAQ: either earbud can be used on its own

RGB lighting

Not available

Not available

Drivers and sound

10 of 17 differ

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

ANothing Ear (a)

Type	Diameter (mm)
Dynamic	11

Source2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Maker identifies an 11 mm dynamic driver and PMI + TPU diaphragm. A separate explicit physical driver quantity was not found, so the count and derived per-bud quantity remain unknown.

Bsoundcore P40i

Type	Diameter (mm)	Count per earbud
Dynamic	11	1

Source1Maker product pageus.soundcore.com/products/p40i-a3955011Read 30 September 2026Published as 11 mm composite drivers with BassUp2Maker product pageankerjapan.com/products/a3955Read 30 September 2026Specifications: 11 mm dynamic driver.3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026

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

Dynamic2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Dynamic3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Specifications table (PDF page 7): 11 mm dynamic driver.

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

11mm=CalculatedFrom Drivers per bud

11mm=CalculatedFrom Drivers per bud

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

Not available

1=CalculatedFrom Drivers per bud

Diaphragm material

PMI + TPU2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

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

Min20 HzMax20 kHz3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Specifications table (PDF page 7): 20 Hz to 20 kHz.

Impedance

Not available

14Ω3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Specifications page 10: impedance 14 ohms.

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.

96kHz2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Up to 96 kHz / 24-bit over LDAC with a compatible source device. This is Bluetooth codec support, not acoustic frequency response or lossless playback.

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.

24bits2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Up to 24-bit / 96 kHz over LDAC. The source phone must support and enable LDAC.

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

No14Reviewsoundguys.com/nothing-ear-a-review-114747Read 8 October 2026The reviewed Ear (a) does not offer the hearing-test sound profile of B171 Ear. No later model capability is transferred.17Reviewrtings.com/headphones/reviews/nothing/ear-a-truly-wirelessRead 8 October 2026The public Differences section explicitly describes no custom sound profile based on hearing. Tested edition is White B162 Ear (a). All colors share the documented model hardware, but test configuration remains named. Paid numerical results and hidden data are not accessed.

Yes4Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Guide.pdfRead 30 September 2026App guide page 5: HearID Sound builds a hearing-sensitivity profile using a tone test.

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.

314Reviewsoundguys.com/nothing-ear-a-review-114747Read 8 October 2026Reviewer explicitly identifies a three-band equalizer, separate from the advanced equalizer on B171 Nothing Ear. Reviewed app version 2.3.16 and earbud firmware 1.0.1.41.

Not available

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

Balanced, More Bass, More Treble, Voice11Maker product pagesupport.nothing.tech/hc/en-us/articles/23726159847057-How-many-equaliser-settings-does-Ear-a-haveRead 8 October 2026Four exact named sound effects plus a custom setting. Bass Enhance intensity and ANC strengths are separate controls.

Default, Acoustic, Bass Booster, Bass Reducer, Classical4Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Guide.pdfRead 30 September 2026App settings guide page 5 screenshot: five named preset buttons shown, translated from Japanese. The maker says 22 presets exist, but remaining names were not established.

Volume limit

Not available

Not available

Spatial audio

1 of 2 differ

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

Not available

Movie mode4Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Guide.pdfRead 30 September 2026App settings guide pp 3/6: Movie mode gives a 3 D sound effect.

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

Not available

Noise cancelling

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Active noise cancelling

Yes2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Yes3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Modes (PDF page 5): noise cancellation with automatic strength depending on ambient noise, plus manual and scene modes.

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.

Yes2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Adaptive ANC adjusts cancellation strength to surrounding noise. Smart ANC separately compensates ear-canal leakage. Neither proves automatic blending with transparency or adaptive sound EQ.

Yes3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Modes (PDF page 5): noise cancellation with automatic strength depending on ambient noise.

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

32Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Three selectable strengths, Low, Mid and High. Adaptive is separate and not counted as a fourth fixed strength.

510Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Guide.pdfRead 7 October 2026Maker exact P40i app guide page 4 manually selectable ANC strength boxes explicitly numbered 1, 2, 3, 4, 5. Automatic adaptation and three scene choices are different controls. Off and transparency not counted. Guide UI firmware example 01.58 appears on page 8, without an asserted current firmware maximum.

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

45dB2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Up to 45 dB maker claim. The page also gives a 5000 Hz cancellation bandwidth, without locating the 45 dB maximum at a specific frequency. No measured overall attenuation is inferred.

45dB11Press articlefashaoyou.net/archives/35647Read 7 October 2026Original February 28, 2024 MWC report on exact P40i expressly says adaptive ANC, up to 45 dB maximum noise reduction. Manufacturer claim reported by press, not reviewer measured average. Frequency and laboratory method are unpublished. Inaccessible retailer artwork and its unverifiable comparative footnote are not used.

Transparency mode

Yes2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Yes3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Modes (PDF page 5): external-sound transparency.

Adjustable transparency

Not available

Yes4Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Guide.pdfRead 30 September 2026Mode settings p 4: transparency offers All Ambient and Voice Focus modes.

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.

Yes2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Clear Voice Technology describes a redesigned talk microphone and extra stem airway for wind passage. This is physical call-wind handling, not a separately selectable wind mode.

Yes5Maker product pageankernordics.com/products/p40i-a3955011Read 30 September 2026Maker P40i FAQ explicitly gives the Wind Noise Reduction app setting.

Measured

6 of 23 differ

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

Default response has elevated sub-bass, recessed 200 to 500 Hz mids and reduced output above 8 kHz relative to the SoundGuys Headphone Preference Curve.14Reviewsoundguys.com/nothing-ear-a-review-114747Read 8 October 2026Reviewer original default-response chart and discussion against SoundGuys Headphone Preference Curve. Firmware 1.0.1.41, app 2.3.16. No approximate chart amplitude is entered as an exact numerical metric.

Boosted bass sound signature. The response stays close to its bass-heavy tuning, with treble variations that can veil detail or brighten sibilants. SoundGuys tested a purchased A3955 on firmware 1.67. With its Default profile, its B&K 5128 measurement shows a bass peak roughly 12 dB above the SoundGuys preference target around 60 Hz and a broad treble peak about 5 dB above target around 3-5 kHz. These are local peaks, not regional bass/treble averages. The two labs use different targets.7Reviewrtings.com/headphones/reviews/anker/soundcore-p40i-true-wirelessRead 30 September 2026Our Verdict: Audio Reproduction Accuracy21Reviewsoundguys.com/anker-soundcore-p40i-review-143328Read 7 October 2026Added SoundGuys paragraph only. Actual lab FR against its stated preference curve, Default profile, purchased exact A3955, firmware 1.67. General documented rig B&K 5128, B&K 1704C-102 and SoundCheck. Exact host/codec/test level unstated. Bass 12 dB is a local peak, not the existing RTINGS regional amount 9 dB. Existing RTINGS text/figures retained.22Reviewsoundguys.com/how-we-testRead 7 October 2026Reviewer official method: B&K 5128 fixture, powered by B&K 1704C-102, SoundCheck-controlled measurement. Target is SoundGuys preference curve.

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

9dB7Reviewrtings.com/headphones/reviews/anker/soundcore-p40i-true-wirelessRead 30 September 2026Public summary: Very Emphasized (9 dB). Test bench 2.3, Black unit. Full results are behind a paywall and were not read

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

5dB7Reviewrtings.com/headphones/reviews/anker/soundcore-p40i-true-wirelessRead 30 September 2026Public summary: Very Emphasized (5 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

Not available

Voice sounds distorted and thin on calls. In loud conditions the mics separate noise decently but can cut out parts of speech. SoundGuys standardized artificial-mouth recordings cover ideal, office, street, wind and reverberant conditions on firmware 1.67. Its original review reports overly aggressive suppression can cut small speech segments. Host/codec are unstated. No numeric rejection value inferred from listener votes.7Reviewrtings.com/headphones/reviews/anker/soundcore-p40i-true-wirelessRead 30 September 2026Our Verdict: Microphone21Reviewsoundguys.com/anker-soundcore-p40i-review-143328Read 7 October 2026Added SoundGuys controlled-recording paragraph only. Its general method uses prerecorded speech from calibrated artificial mouth, with/without simulated noise and reverberation. Product review publishes those samples and describes suppression dropouts. Firmware 1.67. Host/codec unstated. Existing RTINGS description retained.22Reviewsoundguys.com/how-we-testRead 7 October 2026Reviewer official method: calibrated artificial mouth plays prerecorded phrases in chamber, optionally with simulated background/reverberation. Conditions are measurement procedures, not a subjective untested listening note.

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.

ANothing Ear (a)

Hours (h)
8.82

Source14Reviewsoundguys.com/nothing-ear-a-review-114747Read 8 October 2026SoundGuys tested B162 Ear (a) over two weeks, firmware 1.0.1.41, app 2.3.16, visibly Yellow. One charge ran 8 h 49 min, converted to hours. Battery paragraph does not identify ANC setting, codec, host or playback level, so these conditions are left unknown. The iPhone/AAC anecdote is not assumed to be the battery test. Case runtime 42.5 h is a maker claim, not a measured result.

Bsoundcore P40i

Hours (h)
9.3

Source7Reviewrtings.com/headphones/reviews/anker/soundcore-p40i-true-wirelessRead 30 September 2026Public P41i comparison explicitly states P40i 9.3-hour continuous battery life. Travel verdict rounds it to nine hours. Test bench 2.3, ANC and codec settings not publicly stated.

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

8.82h=CalculatedFrom Battery life (measured)

9.3h=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

Not available

Not available

Microphones and calls

1 of 7 differ

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

62Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Maker explicitly lists Clear Voice Technology with three microphones per bud, six across the pair. Case microphones and vibration sensors are not included.

61Maker product pageus.soundcore.com/products/p40i-a3955011Read 30 September 20262Maker product pageankerjapan.com/products/a3955Read 30 September 2026Call feature: six beamforming microphones across the pair.

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.

62Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Maker Other features explicitly lists three microphones per bud. The six physical microphones across the pair are counted once, without adding ANC logical functions as extra microphones.

611Press articlefashaoyou.net/archives/35647Read 7 October 2026Original February 28 MWC launch report explicitly says six physical microphones, three in each earbud. IT Home separately says each bud internally contains three. Maker six beamforming call-mic claim corroborates six, but no ANC role count inferred. This field counts all physical mics across the pair, excluding case.

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

Not available

AI1Maker product pageus.soundcore.com/products/p40i-a3955011Read 30 September 2026Published as 6 mics and an AI algorithm

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

6 of 18 differ

Chip

Not available

Not available

Connections

Bluetooth2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Bluetooth2Maker product pageankerjapan.com/products/a3955Read 30 September 2026Communication specifications: Bluetooth 5.3. No wired or dongle audio connection listed.

Bluetooth

5.32Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

5.33Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Specifications table (PDF page 7): Bluetooth 5.3.

Bluetooth codecs

AAC, SBC, LDAC2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

SBC, AAC2Maker product pageankerjapan.com/products/a3955Read 30 September 2026Maker comparison table: P40i column lists SBC and AAC. LDAC belongs to other products.

Bluetooth profiles

RFCOMM, SPP, HFP, A2DP, AVDTP, AVCTP, AVRCP2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Not available

LE Audio

No7Maker product pagesupport.nothing.tech/hc/en-us/articles/23726190280721-Does-Ear-a-support-LE-AudioRead 8 October 2026Exact maker FAQ explicitly says LE Audio is unsupported. Bluetooth 5.3 by itself does not establish LE Audio or Auracast. A SoundGuys sentence predicting Auracast from Bluetooth version is not treated as device support.

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.

Yes2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Yes3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Multipoint instructions connect two devices simultaneously. (PDF page 4)

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

22Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

23Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Multipoint chapter: connects to two devices simultaneously.

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.

88Maker product pagesupport.nothing.tech/hc/en-us/articles/23726184417937-How-many-devices-can-Ear-a-be-paired-withRead 8 October 2026Maker states a maximum of eight saved source-device records, distinct from two concurrent Dual Connection devices.

Not available

Automatic switching between own devicesiThrough the maker's account

Not available

Not available

Fast pairing

Google Fast Pair, Microsoft Swift Pair2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Google Fast Pair2Maker product pageankerjapan.com/products/a3955Read 30 September 2026Exact P40i feature paragraph explicitly supports Google Fast Pair for Android.

Audio sharingiShare one stream with a second pair

Not available

Not available

Wireless range (claimed)

Not available

10m3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Specifications page 10: Bluetooth operating range 10 m.

Wireless receiveri2.4 GHz dongle

Not available

Not available

Receiver connector

Not available

Not available

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

Not available

Not available

Latency

0 of 3 differ

Low latency mode

Yes2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Yes2Maker product pageankerjapan.com/products/a3955Read 30 September 2026Product feature: Game mode.4Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Guide.pdfRead 30 September 2026

Claimed latency

Not available

Not available

Lowest claimed latency

Not available

Not available

Compatibility

3 of 4 differ

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

Android, iOS13Maker product pagesupport.nothing.tech/hc/en-us/articles/23726160252817-Which-devices-are-compatible-with-Ear-aRead 8 October 2026Current exact maker support says Android 5.1 and later, iOS 13 and later. This is documented compatibility, without inferring other platforms from generic Bluetooth capability.

Windows, macOS, Android, iOS12Maker product pageankernordics.com/products/p40i-a3955011Read 7 October 2026Exact P40i maker FAQ specifically covers Windows input/output, Mac Bluetooth audio, Android-phone Bluetooth volume and iPhone audio. Documented playback paths, not generic inference from Bluetooth version. No console/Linux platforms added.

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.

ANothing Ear (a)

Not available

Bsoundcore P40i

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

Source12Maker product pageankernordics.com/products/p40i-a3955011Read 7 October 2026Exact FAQ documents Bluetooth pairing/playback on Windows, Mac, Android and iPhone. Windows microphone explicitly assigned soundcore P40i Hands-Free in conferencing software and system input, so microphone_works true only for that proved row. Unknown per-platform mic flags omitted.

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

ANothing Ear (a)

Feature	Needs
LDAC high-resolution audio	Compatible Android source with LDAC enabled and high-definition audio enabled in Nothing X. For high-bitrate streams the maker recommends disabling Dual Connection.
Nothing X configuration	Android 5.1 or later, or iOS 13 or later according to current Ear (a) support.
Google Fast Pair	Supported Android device with Google Play services 11.7 or later, Android 6.0 or later.
Automatic Low Lag Mode	Game Mode on a compatible Nothing phone. Other users can enable Low Lag Mode in Nothing X.

Source12Maker product pagesupport.nothing.tech/hc/en-us/articles/23726219572881-How-do-I-use-the-LDAC-featureRead 8 October 2026LDAC FAQ recommends adaptive bitrate and, for a higher-quality stream, disabling Dual Connection. It does not categorically prohibit all concurrent LDAC/multipoint use, so multipoint_ldac is not set false. Current compatibility FAQ gives iOS 13 minimum, stronger than legacy full specifications iOS 11. Low-lag and Fast Pair conditions come from the original product page. An under-120-ms headline differs from the as-low-as-120-ms disclaimer, so no exact numeric latency is stored.16Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Product-page Disclaimers 8, 15 and 16 give Nothing phone Game Mode, dual-connection and Google Fast Pair conditions. ChatGPT integration is not stored as universal assistant support.

Bsoundcore P40i

Feature	Needs
Google Fast Pair	Compatible Android device.
HearID Sound and custom sound settings	soundcore app on iOS or Android. Firmware must be updated as instructed by the maker.
Game mode and Movie mode	soundcore app.
Custom touch controls	soundcore app. Single tap cannot be assigned Voice Assistant.
Find Earbuds audible locator	Earbuds within the Bluetooth connection range. This is a local sound locator, not a tracking network.
Microphone in Windows conferencing apps	Select soundcore P40i Hands-Free as the app microphone and speaker.

Source13Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Guide.pdfRead 7 October 2026Exact maker app guide pages 2, 5, 6, 7, 8 establishes iOS/Android app, HearID, immersive modes, custom controls and audible finder within Bluetooth range. Exact Japan maker page binds Fast Pair to Android. Nordic FAQ supplies Windows Hands-Free and assistant assignment restriction. No unstated minimum OS/version/codec inferred.14Maker product pageankernordics.com/products/p40i-a3955011Read 7 October 2026Exact Windows FAQ explicitly assigns Hands-Free for conferencing input/output. Exact assistant FAQ says single tap cannot invoke assistant. These are requirements, not Microsoft Teams certification.15Maker product pageankerjapan.com/pages/soundcore-p40iRead 7 October 2026Exact Google Fast Pair paragraph specifically identifies Android devices. Page footnote tells users to ensure firmware is updated when using the soundcore app, while basic earbuds playback also works without the app. No unstated platform minimum or firmware version is inferred.

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.

46mAh2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Published 46 mAh per earbud. The maker does not label typical versus rated capacity. No energy or voltage is derived.

60mAh3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Specifications table (PDF page 7): 60 mAh x 2 earbuds.

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.

ANothing Ear (a)

Mode	Codec	Includes case recharges	Hours (h)
ANC off	AAC	No	9.5
ANC off	AAC	Yes	42.5
ANC on	AAC	No	5.5
ANC on	AAC	Yes	24.5
Transparency	AAC	No	5.5
Transparency	AAC	Yes	24.5
Call	Not available	No	5.2
Call	Not available	Yes	23

Source4Maker product pagesupport.nothing.tech/hc/en-us/articles/23726182764305-What-is-the-battery-life-of-Ear-aRead 8 October 2026Exact Ear (a) support table separates earbuds-only and case-inclusive music runtimes. ANC on and transparency are each 5.5 h / 24.5 h. The call rows represent ANC-off 5.2 h / 23 h. Separate ANC-on/transparency talk claims are 4 h / 18 h, but the call enum cannot distinguish that condition, so they are stated here rather than duplicated as indistinguishable rows. Nothing laboratory conditions are 25 C, AAC music playback, 50 percent volume and default other features. The source applies these test conditions to the table without specifying a call codec, so AAC is omitted from call rows.

Bsoundcore P40i

Mode	Includes case recharges	Hours (h)
ANC off	No	12
ANC off	Yes	60
ANC on	No	10
ANC on	Yes	50
Transparency	No	10
Transparency	Yes	50
Call	No	7

Source3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Specifications p 10: 12/60 h ANC off, 10/50 h ANC on, earbuds-only versus case-inclusive. Transparency 10/50 h and call 7 h from Nordic English FAQ.5Maker product pageankernordics.com/products/p40i-a3955011Read 30 September 2026FAQ: Transparency 10 h buds and 50 h with the case. Calls 7 h with ANC off and 6.5 h with ANC on

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.

9.5h=CalculatedFrom Claimed battery life

12h=CalculatedFrom Claimed battery life

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

5.5h=CalculatedFrom Claimed battery life

10h=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.

9.5h=CalculatedFrom Claimed battery life

12h=CalculatedFrom Claimed battery life

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

42.5h=CalculatedFrom Claimed battery life

60h=CalculatedFrom Claimed battery life

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

24.5h=CalculatedFrom Claimed battery life

50h=CalculatedFrom Claimed battery life

Talk time (claimed)

5.2h=CalculatedFrom Claimed battery life

7h=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.

80min2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Disclaimer 10 directly states 80 minutes for the earbuds to charge inside a case that is not connected to external power. Nothing lab conditions are 25 C and Nothing Power 45 W for the separate externally powered test. The 90-minute combined earbuds-and-case result is not stored as case-only timing.

60min3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Specifications page 10: up to one hour for earbuds. Nordic FAQ says around 50 minutes, manual preferred.5Maker product pageankernordics.com/products/p40i-a3955011Read 30 September 2026FAQ says around 50 mins, lab data at 25 +/- 3 degrees C

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.

Charge the earbuds in the closed case. Use USB-C to charge the case, with a 5 V / 1.5 A or higher adapter. The maker reports 80 minutes for an earbud charge in an unplugged case and 90 minutes for an empty earbuds-and-case set charged together. Ten minutes gives up to 3.2 hours of earbud playback with ANC off, or 2 hours with ANC on. The separate case-inclusive quick-charge claim is 10 hours with ANC off and 6 hours with ANC on in support, while the product-page footnote says 9.5 hours with ANC off. These are maker laboratory estimates, not case-only charge times.6Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Product-page Disclaimer 10 to 12 separates 80-minute buds and 90-minute combined timing, gives adapter guidance 5 V / 1.5 A or higher, and uses Nothing Power 45 W at 25 C. The adapter rating is not device input power. Disclaimer 12 gives 9.5 h case-inclusive after 10 minutes, conflicting with the 10 h headline and dedicated support article. Both source statements are retained without guessing a reconciliation.

Not available

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

10min5Maker product pagesupport.nothing.tech/hc/en-us/articles/23726182885393-Does-Ear-a-support-fast-chargingRead 8 October 202610 minutes corresponding to the ANC-off 3.2-hour earbud claim. The published support text does not state the initial case state for this standalone claim.

10min3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Manual page 3 charging diagram: 10-minute charge for 5 hours of playback. ANC state unspecified.

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.

3.2h5Maker product pagesupport.nothing.tech/hc/en-us/articles/23726182885393-Does-Ear-a-support-fast-chargingRead 8 October 2026Dedicated maker support states up to 3.2 h earbuds-only with ANC off after 10 minutes. Its ANC-on earbuds-only claim is 2 h. Test conditions are AAC, 50 percent volume, default other features and 25 C. The separately stated case-inclusive 10 h / 6 h figures are not substituted for earbuds-only playback.

5h3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Manual page 3 charging diagram: 10-minute charge for 5 hours of playback. ANC state unspecified.

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.

500mAh2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Published case battery-cell capacity 500 mAh. No USB output capacity or battery voltage is inferred.

800mAh3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Specifications table (PDF page 7): 800 mAh case.

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-C2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026USB Type-C charging is for the case. It does not establish wired audio playback.

USB-C3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Manual page 1 overview: USB-C charging port.

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

Not available

180min3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Specifications page 10: up to three hours for case by cable.5Maker product pageankernordics.com/products/p40i-a3955011Read 30 September 2026FAQ: around 3 hours via a wall charger, 4 hours via a wireless charger

Wireless charging

No2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Manufacturer comparison explicitly marks Ear (a) wireless charging No. B171 Ear wireless charging is not transferred.

Yes2Maker product pageankerjapan.com/products/a3955Read 30 September 20265Maker product pageankernordics.com/products/p40i-a3955011Read 30 September 20266Owner's manualcdn.shopify.com/s/files/1/0519/2355/0368/files/51005004317_V2_soundcore_Headphone_A3955_EU_Offline_QSG_Safety_90x90mm_20240117.pdfRead 30 September 2026Lists a WPT operating frequency of 110 KHz-205 KHz

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

Not available

Qi16Reviewsoundguys.com/anker-soundcore-p40i-review-143328Read 7 October 2026Approved original A3955 reviewer explicitly says case supports Qi wireless charging. Maker manual specifies placing case in charger centre and safety document WPT band. This is compatible Qi, not an invented WPC certificate/ID, Qi2 or MagSafe support.

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

Not available

Not available

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

Not available

Not available

Screen on case

Not available

Not available

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

Not available

Not available

Controls

4 of 5 differ

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

Pressure2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Maker names pinch controls. The original guide labels a force sensor. Broad touch-control translations on another region do not change the pressure-control mechanism.

Touch3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Manual page 1 overview: touch control area.

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

Pressure9Maker product pagesupport.nothing.tech/hc/en-us/articles/23726233497489-How-do-I-adjust-the-volume-on-Ear-aRead 8 October 2026Assign Pinch and hold or Double pinch and hold to volume in Nothing X. Once held, volume changes by a step every 0.9 seconds. Phone controls alone are not counted.

Touch5Maker product pageankernordics.com/products/p40i-a3955011Read 30 September 2026FAQ: volume on the buds is set up in the app under Controls, Customize Volume Adjustment

Gestures

Single pinch: play/pause or answer/end call, Double pinch: skip forward or reject call, Triple pinch: skip back, Pinch and hold: switch ANC/transparency3Owner's manualcdn.shopify.com/s/files/1/0586/3270/0077/files/ear_a_EN.pdfRead 8 October 2026Original OPERATIONS panel shows force-sensor pressure controls. Custom volume and voice-assistant assignments are separate Nothing X options. Fitted tips are medium.

Single tap, Double tap, Press and hold for 2 seconds3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Controls table: x 1 tap, x 2 double tap, 2 second press and hold

Remappable controls

Yes2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Yes3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Controls instructions expressly customisable via Soundcore app. (PDF page 4)

Voice assistant

Not available

Siri12Maker product pageankernordics.com/products/p40i-a3955011Read 7 October 2026Exact FAQ instructs remapping touch action to phone Voice Assistant and separately troubleshoots Siri volume. Siri is directly named. Generic Android assistant support does not identify Google Assistant/Gemini, so no brand guessed. Single tap cannot activate assistant.

Sensors and health

3 of 9 differ

In-ear detection

Yes2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Not available

Sensors

Not available

Touch sensors17Maker product pageankerjapan.com/pages/soundcore-p40iRead 7 October 2026Exact maker paragraph explicitly names touch sensors and a raised dot placed on them for intuitive operation. Sensor technology is not called capacitive/optical because not stated. This does not establish wearing detection, motion or health sensors.

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.

No14Reviewsoundguys.com/nothing-ear-a-review-114747Read 8 October 2026Exact review explicitly says no hearing test compared with B171 Ear. This is the tested Ear (a) feature set, not a claim about unspecified future firmware.

Yes4Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Guide.pdfRead 30 September 2026Sound Effects p 5: HearID hearing test plays several frequency tones to create a hearing-sensitivity profile. Consumer personalization, not a clinical test.

Hearing protectioniLimits sudden loud sounds

Not available

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, L2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

XS, S, M, L, XL3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Manual page 2 fit diagram: XS, S, M, L and XL tips.

Ear tip materials

Silicone10Maker product pagesupport.nothing.tech/hc/en-us/articles/23726188190225-What-is-Ear-a-made-ofRead 8 October 2026Exact maker support explicitly names silicone tips. Plastic housing and stainless-steel hinge are also named, without a suitable separate schema field.

Silicone16Reviewsoundguys.com/anker-soundcore-p40i-review-143328Read 7 October 2026Original P40i review explicitly names five pairs of silicone tips with integrated grilles. No foam or hybrid tips imported from optional aftermarket accessories.

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

Not available

None7Reviewrtings.com/headphones/reviews/anker/soundcore-p40i-true-wirelessRead 30 September 2026They lack wings or stabilizers

Ear tip fit test

Yes2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Yes4Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Guide.pdfRead 30 September 2026App guide page 3: earbud fit test.

Dust and water rating, buds

IP542Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

IPX52Maker product pageankerjapan.com/products/a3955Read 30 September 2026IPX5, buds only5Maker product pageankernordics.com/products/p40i-a3955011Read 30 September 2026

Dust and water rating, case

IPX22Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Not available

Water resistance depth

Not available

Not available

Software

2 of 6 differ

Companion app

Nothing X2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

soundcore4Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Guide.pdfRead 30 September 2026Soundcore app, from the App Store or Google Play

App platforms

Android, iOS2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

iOS, Android4Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Guide.pdfRead 30 September 2026App installation expressly App Store iOS or Google Play Android. (PDF page 2)

User firmware updates

Yes2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Yes3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Firmware update user instructions app Settings/download. (PDF page 6)

Finding network

Not available

Not available

Precision findingiUWB in the case

Not available

Not available

Live translation

Not available

Not available

Dimensions and weight

2 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.

4.8g(0.2 oz)2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Maker 4.8 g for one earbud. A specific tip size is not stated.

5g(0.2 oz)2Maker product pageankerjapan.com/products/a3955Read 30 September 2026Product specifications: approximately 5 g per earbud. 58 g with case includes earbuds and is not case-only.

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

Not available

Not available

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

39.6g(1.4 oz)2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Design specification states charging case 39.6 g, separate from 4.8 g per earbud and 49.2 g combined. Rounded 40 g in secondary specifications does not override the maker.

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.

Not available

Not available

Certifications

2 of 3 differ

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

Hi-Res Audio Wireless2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Maker explicitly names Hi-Res Wireless Audio certification under the LDAC section. No separate wired acoustic Hi-Res certification is inferred.

Not available

Communication certifications

Not available

Not available

FCC IDs

Not available

2AOKB-A39556Owner's manualcdn.shopify.com/s/files/1/0519/2355/0368/files/51005004317_V2_soundcore_Headphone_A3955_EU_Offline_QSG_Safety_90x90mm_20240117.pdfRead 30 September 2026FCC ID: 2AOKB-A3955, IC: 23451-A3955

Other certifications

Not available

EU Radio Equipment Directive 2014/53/EU conformity, EU RoHS Directive 2011/65/EU and amendment 2015/863 conformity, ISED IC 23451-A3955, Japanese radio technical conformity mark18Maker spec sheet (PDF)salesforce-knowledge-download.s3.us-west-2.amazonaws.com/000027115/en_US/000027115.pdfRead 7 October 2026Producer EU/UK titled declaration V3.0 explicitly binds soundcore P40i Model A3955 to RED 2014/53/EU and RoHS 2011/65/EU plus 2015/863. Signed July 15, 2025. Exact safety guide supplies IC 23451-A3955. Japanese exact maker product page explicitly says technical conformity mark approved product, 2.40-2.48 GHz. No UK statutory names inferred from the combined document title and no standard-number typo silently corrected.19Owner's manualcdn.shopify.com/s/files/1/0519/2355/0368/files/51005004317_V2_soundcore_Headphone_A3955_EU_Offline_QSG_Safety_90x90mm_20240117.pdfRead 7 October 2026Matching safety guide explicitly prints IC 23451-A3955. Existing FCC ID 2AOKB-A3955 remains. Japan radio marking number is visible in text but no certifier name guessed.20Maker product pageankerjapan.com/products/a3955Read 7 October 2026Exact product specification package says radio technical conformity mark approved, operating band 2.40-2.48 GHz. No unrelated medical/communications approval inferred.

In the box

2 of 2 differ

In the box

Pair of earbuds, Charging case, Ear tips in sizes S, M and L, USB Type-C cable, Safety and warranty information, User guide2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Exact Ear (a) standard list. Ear tips S, M and L include the fitted medium pair. No external power adapter is listed.

Earbuds, Charging case, Five sizes of ear tips, USB-A to USB-C cable, Safety manual, Quick start guide2Maker product pageankerjapan.com/products/a3955Read 30 September 2026Package contents, translated from Japanese product page.

Cables included

ANothing Ear (a)

Type	Count
USB Type-C	1

Source2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026

Bsoundcore P40i

Type	Count
USB-A to USB-C	1

Source2Maker product pageankerjapan.com/products/a3955Read 30 September 2026Package contents: USB-C and USB-A cable, one charging cable.

Links

Not compared

Product page

us.nothing.tech/products/ear-a1Maker product pageus.nothing.tech/products/ear-aRead 8 October 2026

us.soundcore.com/products/p40i-a39550111Maker product pageus.soundcore.com/products/p40i-a3955011Read 30 September 2026Opened maker product page names exact P40i model.

Spec sheet

checkout-my.nothing.tech/products/ear-a2Maker product pagecheckout-my.nothing.tech/products/ear-aRead 8 October 2026Original full manufacturer Ear (a) specifications remain public on this regional maker page. Hardware belongs to B162, distinct from B171 Ear and later Ear (3a). The current US Black offer supplies regional availability.

Not available

Manual

cdn.shopify.com/s/files/1/0586/3270/0077/files/ear_a_EN.pdf3Owner's manualcdn.shopify.com/s/files/1/0586/3270/0077/files/ear_a_EN.pdfRead 8 October 2026Original maker-hosted Nothing Ear (a) English product guide, one-page folded sheet. Model B162 is printed on the title panel. English operations, pairing, charging and wear-detection panels were visually inspected because the PDF outlines most English text.

lp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdf3Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3955Manual.pdfRead 30 September 2026Manual pairing instructions expressly name soundcore P40i. (PDF page 2)

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

2years6Owner's manualcdn.shopify.com/s/files/1/0519/2355/0368/files/51005004317_V2_soundcore_Headphone_A3955_EU_Offline_QSG_Safety_90x90mm_20240117.pdfRead 30 September 2026EU safety guide warranty page: 24-month limited warranty. Japan has 18 months plus 6 months after Anker membership registration. Market-specific warranty.

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