Earbuds / Compare

Sony WF-C710N vs soundcore Liberty 4 Pro

A

Product A: Sony

WF-C710N

85 of 166 known

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B

Product B: soundcore

Liberty 4 Pro

86 of 166 known

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All 166 fields

Every value links to where we found it.

Only differences

ASony WF-C710N

Bsoundcore Liberty 4 Pro

General

5 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.

YY2986, WF-C710N2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

A3954, A3954ZF1, A3954Z21, A3954ZG14Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbuds.jsRead 20 October 2026

GTIN / EAN

Not available

194644297237, 194644297206, 1946442074344Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbuds.jsRead 20 October 2026US store barcodes per colour. The EU store uses the same barcodes for its own SKU names.

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

25 March 202510Press releasesony.mediaroom.com/2025-03-25-Sony-Electronics-Announces-the-WF-C710N-Truly-Wireless-Noise-Canceling-Earbuds-and-Adds-New-Colors-to-the-WH-CH720N-and-WH-CH520-Wireless-HeadphonesRead 5 October 2026Maker March 25 announcement explicitly opens preorders. It is not used as actual retail date.

Not available

Status

Available26Retailer pagebestbuy.com/product/sony-wf-c710n-truly-wireless-noise-cancelling-earbuds-black/J7XSRH5QZZRead 7 October 2026Exact standard WF-C710N/B in Black, Best Buy SKU 6620461, sold by Best Buy. The product Availability section offers pickup within one hour, shipping tomorrow and Add to Cart. This proves current availability. Current price, other bundles and finish barcodes are not used as launch facts.

Available4Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbuds.jsRead 20 October 2026The US store lists all three colours as available on the access date.

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

Sony WF-C700N27Reviewwhathifi.com/reviews/sony-wf-c700nRead 23 October 2026What Hi-Fi's WF-C700N review calls the WF-C710N the successors of the WF-C700N.

Not available

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

soundcore Liberty 5 Pro11Press articlephileweb.com/sp/news/d-av/202605/27/65209.htmlRead 23 October 2026PhileWeb's launch report names the Liberty 4 Pro as the previous model of the Liberty 5 Pro series.12Press articleexpertreviews.co.uk/technology/headphones-audio/soundcore-liberty-5-pro-reviewRead 23 October 2026Expert Reviews names the Liberty 4 Pro as a predecessor of the Liberty 5 Pro.

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

$119.9910Press releasesony.mediaroom.com/2025-03-25-Sony-Electronics-Announces-the-WF-C710N-Truly-Wireless-Noise-Canceling-Earbuds-and-Adds-New-Colors-to-the-WH-CH720N-and-WH-CH520-Wireless-HeadphonesRead 5 October 2026Original Sony US maker MSRP 119.99 USD. Current store 129.99 USD and SoundGuys commerce widget 129.99 are later amounts.

$129.997Measurementsoundguys.com/anker-soundcore-liberty-4-pro-review-125410Read 20 October 2026Spec box price $129.99. Digital Trends and Mezha also report $130 and $129 at launch. The maker's US store now lists $149.99.

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.

€12014Press releasesony.co.uk/presscentre/sony-announces-the-wf-c710n-truly-wireless-noise-cancelling-earbuds-and-adds-new-colours-to-the-wh-ch720n-and-wh-ch520-wireless-headphone-rangesRead 7 October 2026Exact March 25 2025 Sony Europe launch release MSRP EUR 120, across four named colors. GBP 100 is separate. Preorder is not actual shipment date.

Not available

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

US, GB, JP, HK6Maker product pagesony.co.uk/headphones/products/wf-c710nRead 5 October 2026Exact UK maker product page establishes GB marketing.10Press releasesony.mediaroom.com/2025-03-25-Sony-Electronics-Announces-the-WF-C710N-Truly-Wireless-Noise-Canceling-Earbuds-and-Adds-New-Colors-to-the-WH-CH720N-and-WH-CH520-Wireless-HeadphonesRead 5 October 2026Original Sony US launch establishes US marketing.11Press releasesony.com.hk/press/pdf/20250409_e.pdfRead 5 October 2026Exact Hong Kong maker launch establishes HK marketing.13Maker product pagesony.jp/headphone/products/WF-C710N/feature_1.htmlRead 5 October 2026Exact Japanese maker model feature page and Sony Store links establish JP marketing. Public Japanese page decoded as CP932.

US, GB, EU, JP4Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbuds.jsRead 20 October 2026Also sold through the UK, EU and Japan stores of the maker.

ColoursiThe maker's own colour names

Pink, Glass Blue, White, Black1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026

Glossy Black, Pearl White, Blue4Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbuds.jsRead 20 October 2026US store lists Glossy Black, Pearl White and BIue, with a typo in the last name. Stored as Blue. Anker Japan sells Midnight Black, Pearl White, Sky Blue and Deep Green under other SKUs, and the EU store lists more colours.

Segment

Music6Maker product pagesony.co.uk/headphones/products/wf-c710nRead 5 October 2026

Music3Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbudsRead 20 October 2026

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-ear2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

In-ear3Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbudsRead 20 October 2026

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

Stemless6Maker product pagesony.co.uk/headphones/products/wf-c710nRead 5 October 2026Exact maker 360-degree product images show compact bodies without stems. SoundGuys description corroborates.

Stem3Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbudsRead 20 October 2026Stemmed earbuds with a control area on the stem.

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

Either bud2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Either bud1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

RGB lighting

Not available

Not available

Drivers and sound

7 of 17 differ

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

ASony WF-C710N

Type	Diameter (mm)	Count per earbud
Dynamic	5	1

Source1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026Maker explicitly publishes 5 mm driver diameter. Newly added dynamic technology and one per-bud transducer are independently proved by exact reviews and complete published mechanical diagram, not inferred from maker diameter.17Reviewnextrift.com/202540685Read 7 October 2026Exact review dynamic 5 mm transducers. Published YY2986 complete exploded mechanical diagram in TheWalkmanBlog FCC teardown shows one acoustic unit assembly per bud, so count one. No assumed full-range role, diaphragm material or impedance.18Reviewthewalkmanblog.com/2025/04/01/sony-wf-c710n-fcc-teardown/2Read 7 October 2026Published complete exact YY2986 exploded mechanical diagram labels one UNIT ASSY in one earbud, with one UNIT MAGNET. Diaphragm/coil acoustic unit is distinct from two MEMS microphones and IR sensor. Per-bud transducer count one. Raw published diagram viewed in scratch exploded.jpg.

Bsoundcore Liberty 4 Pro

Type	Role	Diameter (mm)	Count per earbud
Dynamic	Woofer	10.5	1
Dynamic	Tweeter	4.6	1

Source1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026SPECS table lists 10.5mm and 4.6mm dynamic drivers. The US page calls the second a titanium-coated tweeter and Anker Japan names the 10.5 mm driver for bass and the 4.6 mm driver for mid and high range. One of each per earbud.

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

Dynamic16Reviewnextrift.com/202540685Read 7 October 2026Exact WF-C710N tested review explicitly 5 mm dynamic drivers. Independently corroborated TechRadar exact comparison table. Maker only diameter does not itself establish technology.

Dynamic1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

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

5mm=CalculatedFrom Drivers per bud

10.5mm=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

2=CalculatedFrom Drivers per bud

Diaphragm material

Not available

Titanium-coated (tweeter)3Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbudsRead 20 October 2026US page names a titanium-coated tweeter next to the 10.5mm driver. Only the tweeter coating is stated.

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

Not available

Min14 HzMax40 kHz1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026SPECS table prints 14Hz - 40kHz with no codec or conditions.

Impedance

Not available

Not available

SensitivityiPublished acoustic sensitivity. The electrical reference and frequency must be stated in sensitivity_reference or the source note.

Not available

Not available

Sensitivity reference

Not available

Not available

Max sample rateiHighest supported audio sample rate under the codec and source-device conditions in the source note. This does not establish lossless playback.

Not available

Not available

Max bit depthiHighest supported audio bit depth under the codec and source-device conditions in the source note. Bluetooth version alone does not establish this.

Not available

Not available

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

Not available

Not available

Personalised soundiA profile from a hearing test or ear scan

Yes7Maker product pagesony.co.uk/store/product/wfc710nb.ce7/WF-C710N-Wireless-Noise-Cancelling-HeadphonesRead 5 October 2026Maker personalised 360 Reality Audio experience uses individual ear-shape analysis. No hearing assessment or automatic inner-mic EQ calibration inferred.

Yes7Measurementsoundguys.com/anker-soundcore-liberty-4-pro-review-125410Read 20 October 2026

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.

58Reviewsoundguys.com/sony-wf-c710n-review-136737Read 5 October 2026Five independently adjustable custom EQ frequency bands. CLEAR BASS is separate. Onboard persistence not proved.

87Measurementsoundguys.com/anker-soundcore-liberty-4-pro-review-125410Read 20 October 2026Eight-band custom equalizer in the soundcore app. The app also has 22 presets.

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

Bass Boost, Bright, Excited, Vocal20Reviewsoundguys.com/sony-wf-c710n-review-136737Read 7 October 2026Exact reviewed presets named in frequency-response measurement sections. This is a partial list of explicitly observed names, no fixed eight-preset count inferred across app versions.21Reviewtomsguide.com/audio/earbuds/sony-wf-c710n-wireless-earbuds-reviewRead 7 October 2026Exact review app paragraph names Vocal and listening paragraph tests Excited preset. SoundGuys independently tests Bass Boost and Bright. App version unstated. Ambient Sound twenty levels are not ANC levels or EQ presets.

Not available

Volume limit

Not available

Not available

Spatial audio

2 of 2 differ

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

360 Reality Audio7Maker product pagesony.co.uk/store/product/wfc710nb.ce7/WF-C710N-Wireless-Noise-Cancelling-HeadphonesRead 5 October 2026Exact current maker store feature paragraphs name 360 Reality Audio with individual ear-shape analysis. Original feature URL direct access unavailable.

Spatial Audio (Music, Podcast, Movie and Game modes)1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026Four Spatial Audio modes: Music, Podcast, Movie and Game. Spatial Audio is not supported when LDAC is on.

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

Yes1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026Spatial Audio Music Mode offers head tracking or fixed. Podcast, Movie and Game modes are listed without head tracking.

Noise cancelling

5 of 11 differ

Active noise cancelling

Yes5Maker product pagesony.co.uk/store/product/wfc710nb.ce7/WF-C710N-Wireless-Noise-Cancelling-HeadphonesRead 5 October 2026Exact current maker store feature paragraphs name feedforward and feedback microphone placement. Original feature URL direct access unavailable.13Maker product pagesony.jp/headphone/products/WF-C710N/feature_1.htmlRead 5 October 2026

Yes3Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbudsRead 20 October 2026Seven sensors and real-time adaptive noise reduction that adapts every 0.3 seconds.

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

Hybrid5Maker product pagesony.co.uk/store/product/wfc710nb.ce7/WF-C710N-Wireless-Noise-Cancelling-HeadphonesRead 5 October 2026Exact maker store feature text names feedforward and feedback microphone placement. Pair total is independently resolved by maker inside/outside voice-pickup release and exact teardown two unique MEMS per bud. Shared roles are counted once.13Maker product pagesony.jp/headphone/products/WF-C710N/feature_1.htmlRead 5 October 2026

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.

414Press releasesony.co.uk/presscentre/sony-announces-the-wf-c710n-truly-wireless-noise-cancelling-earbuds-and-adds-new-colours-to-the-wh-ch720n-and-wh-ch520-wireless-headphone-rangesRead 7 October 2026Four ANC microphones across pair, two per bud, feedforward and feedback. Maker dual sensors plus inside/outside paragraph, exact teardown enumerates two NC MEMS on one bud flex PCB. No 2+2 call microphones added.

69Press articlemezha.ua/en/2024/10/07/anker-soundcore-liberty-4-pro-is-presented-tws-headphones-with-anc-and-up-to-40-hours-of-battery-life-for-129/ampRead 20 October 2026Mezha describes seven sensors as six microphones and a barometer. Calls also use the six microphones.10Press articlemacerkopf.de/2025/01/07/anker-soundcore-liberty4-pro-ces2025Read 20 October 2026Six noise cancelling sensors plus a barometric pressure sensor for an airplane mode.

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

Not available

Yes1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026Ambient Sound section: ANC levels 6 to 10 adapt to the ears and environment.

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

Not available

51Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026ANC is level 6 to 10, so 5 levels. Transparency is level 1 to 5. Normal sits between them.

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

Not available

Not available

Transparency mode

Yes3Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Yes1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

Adjustable transparency

Yes3Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026App ambient sound adjustment. This does not establish adjustable ANC strength or a hearing-aid function.

Yes1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026Transparency is level 1 to 5 on the slider and in the app.

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

Yes1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026Easy Chat lowers music volume and enables transparency while you talk, then returns to the ANC level after 5, 10 or 15 seconds of silence. ANC mode only.

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

Yes5Maker product pagesony.co.uk/store/product/wfc710nb.ce7/WF-C710N-Wireless-Noise-Cancelling-HeadphonesRead 5 October 2026Physical Wind Noise Reduction Structure around microphone. No selectable wind-processing mode inferred.13Maker product pagesony.jp/headphone/products/WF-C710N/feature_1.htmlRead 5 October 2026

Yes3Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbudsRead 20 October 2026Six microphones, a noise cancelling algorithm and wind noise reduction technology for calls.

Measured

4 of 23 differ

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

Default response adds some low bass, reduces parts of the mids and has a pronounced upper-treble dip against the reviewer preference curve.8Reviewsoundguys.com/sony-wf-c710n-review-136737Read 5 October 2026Exact review lab curve commentary. No graph extraction or score-to-dB conversion. Firmware unknown.9Measurementsoundguys.com/how-we-testRead 5 October 2026Bruel & Kjaer 5128 fixture, SoundCheck analysis and source preference curve.

SoundGuys found the default sound follows its headphone preference curve closely across the mids and highs, with more emphasis on bass below 200 Hz.7Measurementsoundguys.com/anker-soundcore-liberty-4-pro-review-125410Read 20 October 2026Objective measurements section. SoundGuys compares the default sound with its headphone 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

Not available

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

Not available

Not available

Deviation from target (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Consistency between fittings (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Harmonic distortion (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Sound leakage (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Noise isolation (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Noise isolation, best (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Passive isolation (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Call quality notes (measured)iMeasured by a reviewer, not claimed by the maker

Speech samples are clear in quiet conditions. Background rejection can remove parts of speech in simulated street noise.8Reviewsoundguys.com/sony-wf-c710n-review-136737Read 5 October 2026Exact review standardized speech demos. Codec and individual recording firmware are unknown.9Measurementsoundguys.com/how-we-testRead 5 October 2026Calibrated artificial mouth, with simulated background noise, wind and reverberation.

SoundGuys found voices clear in its ideal-conditions demo. In simulated office and street noise some background noise gets through while the voice stays in focus. Simulated wind and reverberant space were handled well. These are qualitative results.7Measurementsoundguys.com/anker-soundcore-liberty-4-pro-review-125410Read 20 October 2026SoundGuys microphone demos in ideal, office, street, windy and reverberant conditions. No numerical speech bandwidth or noise score is stored.

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.

ASony WF-C710N

Hours (h)
9.42

Source8Reviewsoundguys.com/sony-wf-c710n-review-136737Read 5 October 2026Provided sample tested one week, ran 9 h 25 min. ANC state, codec and firmware not explicitly stated and remain unknown.9Measurementsoundguys.com/how-we-testRead 5 October 2026Standardized continuous music peaks at 75 dB SPL. This method does not establish an unstated ANC or codec setting for a particular sample.

Bsoundcore Liberty 4 Pro

ANC	Hours (h)
Yes	5.7

Source7Measurementsoundguys.com/anker-soundcore-liberty-4-pro-review-125410Read 20 October 20265 h 42 min with ANC enabled, stored as 5.7 h. One-week test of a maker-provided unit on earbud firmware 03.17, case firmware 02.56 and soundcore app 5.5.0. SoundGuys plays real music peaking at 75 dBSPL. Codec and host are not stated.

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

9.42h=CalculatedFrom Battery life (measured)

5.7h=CalculatedFrom Battery life (measured)

Battery life with case (measured)iReviewer-tested total including earbuds and case recharges. Do not calculate this by multiplying one-charge runtime by claimed recharge count.

Not available

Not available

Full charge time (measured)iBuds in the case, 0 to 100 %. Measured by a reviewer

Not available

Not available

Weight per bud (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Microphones and calls

3 of 7 differ

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

414Press releasesony.co.uk/presscentre/sony-announces-the-wf-c710n-truly-wireless-noise-cancelling-earbuds-and-adds-new-colours-to-the-wh-ch720n-and-wh-ch520-wireless-headphone-rangesRead 7 October 2026Total across both buds. Precise Voice Pickup explicitly uses microphones outside and inside each earbud. Each bud has two physical microphones shared by calls and ANC, so four across pair, no case microphone. Teardown enumerates one shared voice/feedforward MEMS and one feedback MEMS per bud.

63Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbudsRead 20 October 20266-Mic AI Clear Calls.

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.

414Press releasesony.co.uk/presscentre/sony-announces-the-wf-c710n-truly-wireless-noise-cancelling-earbuds-and-adds-new-colours-to-the-wh-ch720n-and-wh-ch520-wireless-headphone-rangesRead 7 October 2026Four unique physical microphones across both buds, two per bud. Shared call/ANC use counted once. Maker inside/outside voice pickup and exact teardown confirm. IR sensor and RF antenna excluded.

65Maker product pageankerjapan.com/products/a3954Read 20 October 2026Six microphones are used for call noise removal and the seven sensors for ANC include a new barometric sensor, so six microphones in total.

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

AI6Maker product pagesony.co.uk/headphones/products/wf-c710nRead 5 October 2026Maker Crystal clear calls explicitly names AI voice pickup. Music DSEE is a separate feature.

AI3Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbudsRead 20 October 2026

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

Yes2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Not available

Connectivity

7 of 18 differ

Chip

MediaTek MT2822M15Reviewthewalkmanblog.com/2025/04/01/sony-wf-c710n-fcc-teardown/2Read 7 October 2026Exact YY2986/WF-C710N published FCC-photo teardown identifies installed MediaTek MT2822M, Sony V1 family. No feature capabilities borrowed from other MT2822M devices. Certification sample source, global retail firmware unknown.

Not available

Connections

Bluetooth2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Bluetooth1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

Bluetooth

5.31Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026

5.31Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

Bluetooth codecs

SBC, AAC1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026

SBC, AAC, LDAC5Maker product pageankerjapan.com/products/a3954Read 20 October 2026Comparison table lists SBC / AAC / LDAC.

Bluetooth profiles

A2DP, AVRCP, HFP, HSP1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026

Not available

LE Audio

Not available

Not available

Auracast

Not available

Not available

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

Yes2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Two concurrent sources. Only one music stream plays at a time. Pairing memory is eight, separately documented in pairing chapters.

Yes1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

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

22Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

25Maker product pageankerjapan.com/products/a3954Read 20 October 2026Multipoint connects to two devices at the same time.

Multipoint with LDACiMany buds turn multipoint off on LDAC

Not available

No1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026LDAC section says that with two devices connected the app warns that LDAC is not supported. The Anker Japan comparison table says LDAC can be used with multipoint. The manual is kept.

Paired devices rememberediMaximum remembered Bluetooth source pairings. This is separate from simultaneous multipoint connections.

82Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Not available

Automatic switching between own devicesiThrough the maker's account

Not available

Not available

Fast pairing

Microsoft Swift Pair, Google Fast Pair2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026The exact WF-C710N feature page explicitly supports Google Fast Pair and popup pairing with a nearby compatible Android device. A separate chapter describes Swift Pair for Windows 10 and 11. Local ringing does not establish a crowd finding network.25Maker product pagesony.jp/headphone/products/WF-C710N/feature_5.htmlRead 7 October 2026The exact WF-C710N feature page explicitly supports Google Fast Pair and popup pairing with a nearby compatible Android device. A separate chapter describes Swift Pair for Windows 10 and 11. Local ringing does not establish a crowd finding network.

Google Fast Pair1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

Audio sharingiShare one stream with a second pair

Not available

Not available

Wireless range (claimed)

10m1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026Approximate line of sight. Obstacles and radio conditions change actual range.

10m1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

Wireless receiveri2.4 GHz dongle

None23Reviewrtings.com/headphones/reviews/sony/wf-c710nRead 7 October 2026Exact public gaming verdict says Bluetooth headphones do not come with wireless dongle. Exact maker connections guide only Bluetooth. No official 2.4 GHz receiver or USB audio route documented. Third-party Bluetooth dongles excluded.

Not available

Receiver connector

Not available

Not available

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

Not available

Not available

Latency

None of 3 known

Low latency mode

Not available

Not available

Claimed latency

Not available

Not available

Lowest claimed latency

Not available

Not available

Compatibility

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, iOS, Windows, macOS2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Android, iOS, Windows, macOS7Measurementsoundguys.com/anker-soundcore-liberty-4-pro-review-125410Read 20 October 2026Reviewer used the earbuds with an iPhone 15 Pro, notes LDAC needs a compatible Android phone and lists computer audio setup in the maker FAQ.

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.

ASony WF-C710N

Platform	Connection	Microphone works
Android	Bluetooth	Yes
iOS	Bluetooth	Yes
Windows	Bluetooth	Yes
macOS	Bluetooth	Yes

Source2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Separate Android, iPhone, Windows and Mac pairing chapters. Phone/computer calls require compatible HFP/HSP application settings.

Bsoundcore Liberty 4 Pro

Not available

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

ASony WF-C710N

Feature	Needs
360 Reality Audio	Compatible streaming service and content. Ear-shape analysis requires Sony | Sound Connect on Android or iOS.

Source7Maker product pagesony.co.uk/store/product/wfc710nb.ce7/WF-C710N-Wireless-Noise-Cancelling-HeadphonesRead 5 October 2026

Bsoundcore Liberty 4 Pro

Feature	Needs
LDAC	Android 8.0 or later, enabled as Preferred audio quality in the soundcore app. Not available while connected to two devices. Spatial Audio is off while LDAC is on. LDAC raises power use and shortens playtime.
Google Fast Pair	Android 6.0 or later.
Head tracking	Spatial Audio Music mode set to head tracking in the soundcore app. Fixed mode has no head tracking.
Easy Chat	Enable in the soundcore app. Available only in ANC mode.
Touch bar menu	The case menu shows only Ambient Sound by default. Add Spatial Audio, Atmospheric, Find Device and Remote Camera in the soundcore app.

Source1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

Official licence

Not available

Not available

Battery and charging

8 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

56mAh1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026SPECS table lists Earbuds 56mAh x 2 and Charging Case 580mAh. Stored per earbud. Typical or rated is not stated.

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.

ASony WF-C710N

Mode	Codec	Includes case recharges	Hours (h)
ANC on	AAC	No	8.5
Transparency	AAC	No	8
ANC off	AAC	No	12
ANC on	SBC	No	8
Transparency	SBC	No	7.5
ANC off	SBC	No	12
Call	Not available	No	4.5
ANC on	Not available	Yes	30
ANC off	Not available	Yes	40

Source3Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Printed page 27 exact codec/mode table. EQ, DSEE and Service Link shorten runtimes. Case excluded. Call runtime matches across all published noise modes, so one call row is retained.11Press releasesony.com.hk/press/pdf/20250409_e.pdfRead 5 October 2026Footnote 1 explicitly 30 h including case with ANC and 40 h with ANC off. No case total calculated from one-charge runtime. Codec unstated.

Bsoundcore Liberty 4 Pro

Mode	Includes case recharges	Hours (h)
ANC off	No	10
ANC off	Yes	40
ANC on	No	7.5
ANC on	Yes	30
Transparency	No	7.5
Transparency	Yes	30
Call	No	4.5

Source1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026SPECS table: ANC off up to 10 h and 40 h with case, ANC on up to 7.5 h and 30 h. Anker FAQ test was at default settings, normal mode and 50 percent volume. LDAC increases power use and reduces playtime.2Maker product pageservice.soundcore.com/article-description/Different-Playtimes-of-soundcore-Liberty-4-Pro-from-a-Single-Charge-With-the-Charging-CaseRead 20 October 2026Maker FAQ: ANC 7.5 h and 30 h with case, normal 10 h and 40 h, transparency 7.5 h and 30 h. Calls 4 h with ANC, 4.5 h in normal mode and 4 h with transparency. The call row stores the normal-mode 4.5 h. Tested in the Anker laboratory at default settings, normal mode and 50 percent volume.

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.

12h=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.

8.5h=CalculatedFrom Claimed battery life

7.5h=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.

12h=CalculatedFrom Claimed battery life

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.

40h=CalculatedFrom Claimed battery life

40h=CalculatedFrom Claimed battery life

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

30h=CalculatedFrom Claimed battery life

30h=CalculatedFrom Claimed battery life

Talk time (claimed)

4.5h=CalculatedFrom Claimed battery life

4.5h=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.

90min2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Approximate empty-to-full earbuds time in case. Case-only time is separately published. Not combined charging time.

40min1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026SPECS table says charging time for earbuds up to 40 minutes. SoundGuys lists 45 minutes.

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

The manual gives up to 40 minutes for the earbuds. An empty case takes 2.5 hours by cable and 3.5 hours wirelessly. Case input is 5 V 1 A. The case stops charging the earbuds when its battery drops below 20 percent. Dry the earbuds and the USB-C port before charging.1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

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

5min2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

5min1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

Earbud playback after quick chargeiEarbuds-only runtime after quick_charge_min of charging. A claimed case-inclusive total does not qualify. ANC, codec and volume conditions belong in the source note.

1h2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Available operating time chapter states approximately one hour of earbud playback after five-minute charge. ANC, codec and volume for this claim are not separately named.

4h1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026Charging section says a 5-minute charge of the earbuds gives 4 hours of playtime. ANC, volume and codec are not stated.

Charging case

5 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.

500mAh15Reviewthewalkmanblog.com/2025/04/01/sony-wf-c710n-fcc-teardown/2Read 7 October 2026Exact published FCC-photo teardown identifies case cells VDL772130 and High-Power/Springpower 772030 at 500 mAh, 3.85 V. Independently viewed case label teardown 11 explicitly says Rated Capacity 500 mAh and Rated Energy 1.925 Wh. Rated cell capacity, not USB output or combined buds. Earbud 0.269/0.27 Wh not converted to mAh.

580mAh1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026SPECS table lists Charging Case 580mAh. Typical or rated is not stated.

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

Not available

Not available

Case charging port

USB-C2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

USB-C1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

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

210min2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

150min1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026Charging section says recharging the case with the earbuds removed takes 2.5 hours by cable and 3.5 hours by wireless charging.

Wireless charging

No8Reviewsoundguys.com/sony-wf-c710n-review-136737Read 5 October 2026Review explicitly says the charging case has no wireless charging.

Yes1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026Charging section says to place the case at the centre of a wireless charger. No standard is named.

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

Not available

Not available

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

Not available

Not available

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

Not available

Yes1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026Reset section says a notification sound plays from the charging case. SoundGuys says the app can play a tone from either the earbuds or the case.7Measurementsoundguys.com/anker-soundcore-liberty-4-pro-review-125410Read 20 October 2026The Find Device section of the app plays a loud tone from either the earbuds or the charging case.

Screen on case

Not available

Yes1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026Smart Display on the charging case with a touch bar.

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.

Touch2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Pressure, Swipe1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

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

Touch2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Swipe1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

Gestures

Single tap, Double tap, Triple tap, Four or more taps, Touch and hold19Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 7 October 2026Exact guide About touch sensor table, printed page 21, and phone-control section. Default assignments left noise control and Quick Access, right music. Touch and hold Quick Attention/voice assistant, depending assignment. Four or more taps changes music volume. Individual gestures are not all freely remappable.

Squeeze once on either earbud: play or pause, or answer a call, Squeeze twice on the right earbud: next track, Squeeze twice on the left earbud: previous track, Tap and hold either earbud for 2 seconds: switch between ANC and transparency, or reject or end a call, Slide up on either earbud: volume up, Slide down on either earbud: volume down, Pinch both earbud stems for 3 seconds: pair a second device1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026Controls table for dual earbuds. Squeeze controls can be customised in the app. Using a single earbud, squeeze twice plays the next track and there is no previous-track gesture.

Remappable controls

Yes2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Left/right control function groups can be assigned through the app. Individual gestures are not freely remappable.

Yes1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

Voice assistant

Google app, Siri2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Not available

Sensors and health

2 of 9 differ

In-ear detection

Yes4Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Parts page 13 and wearing pages 17-19 name built-in IR sensors and pause/resume detection. No unproved skin or heart sensor assigned.

Yes1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

Sensors

Infrared wear sensors4Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Barometric pressure sensor5Maker product pageankerjapan.com/products/a3954Read 20 October 2026Seven sensors for ANC, with a new barometric pressure sensor that works when Airplane Mode is turned on in the soundcore app.9Press articlemezha.ua/en/2024/10/07/anker-soundcore-liberty-4-pro-is-presented-tws-headphones-with-anc-and-up-to-40-hours-of-battery-life-for-129/ampRead 20 October 2026Seven sensors including one barometer.10Press articlemacerkopf.de/2025/01/07/anker-soundcore-liberty4-pro-ces2025Read 20 October 2026Barometric pressure sensor for the airplane mode. The same article gives a 149.99 euro price at its January 2025 launch while other reports say 129.99, so no euro price is stored.

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

Yes7Measurementsoundguys.com/anker-soundcore-liberty-4-pro-review-125410Read 20 October 2026HearID Sound Test creates an EQ preset for hearing differences. It is consumer sound personalization, not a medical test.

Hearing protectioniLimits sudden loud sounds

Not available

Not available

Health features

Not available

Not available

Fit and durability

5 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.

XS, M, XL2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

XXS, XS, S, M, L, XL1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

Ear tip materials

Silicone2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Not available

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

None23Reviewrtings.com/headphones/reviews/sony/wf-c710nRead 7 October 2026Exact public sports verdict says no stability fins. Complete maker unit/tip diagrams show conventional tips with no wings, hooks or separate bands. No third-party accessory inferred.

Not available

Ear tip fit test

Not available

Yes1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

Dust and water rating, buds

IPX43Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026IEC 60529 splash resistance of earbuds only. Manual explicitly excludes charging case from water resistance.

IP551Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026SPECS table lists IP55 for the earbuds. SoundGuys and press list IPX5. Anker Japan says the case is not rated.

Dust and water rating, case

Not available

Not available

Water resistance depth

Not available

Not available

Software

1 of 6 differ

Companion app

Sony | Sound Connect2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

soundcore1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

App platforms

Android, iOS2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Android, iOS1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

User firmware updates

Yes2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Yes1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026

Finding network

Not available

Not available

Precision findingiUWB in the case

Not available

Not available

Live translation

Not available

Not available

Dimensions and weight

3 of 4 differ

Weight per budiMass of one earbud. Tip size and approximate values belong in the source note. Do not store pair or case-inclusive mass.

5.2g(0.2 oz)1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026Approximate mass of one earbud including M tip. Pair mass is not stored.

5.5g(0.2 oz)7Measurementsoundguys.com/anker-soundcore-liberty-4-pro-review-125410Read 20 October 2026Spec box lists earbud 5.5 g and case 51 g. It does not say whether weighed by SoundGuys. Amazon US lists 62 g in total, which matches 2 x 5.5 g plus 51 g.

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.

38g(1.3 oz)1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026Maker charging-case weight, separate from earbud weight.

51g(1.8 oz)8Retailer pageamazon.com/dp/B0DBHPZLCCRead 20 October 2026Amazon US detail table lists carrying case weight 51 g. SoundGuys also lists case 51 g in its review spec box and 52 g with case on its product page.

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

Width62Height29.6Depth65mm(2.4 × 1.2 × 2.6 in)8Retailer pageamazon.com/dp/B0DBHPZLCCRead 20 October 2026Amazon US detail table labels carrying case length 6.5 cm, width 6.2 cm and height 29.6 mm. Length is stored as depth. SoundGuys lists 65 x 62 x 30 mm with no axis names.

Certifications

1 of 3 differ

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

Not available

Hi-Res Audio Wireless9Press articlemezha.ua/en/2024/10/07/anker-soundcore-liberty-4-pro-is-presented-tws-headphones-with-anc-and-up-to-40-hours-of-battery-life-for-129/ampRead 20 October 2026Mezha says the earbuds are Hi-Res Audio Wireless certified.10Press articlemacerkopf.de/2025/01/07/anker-soundcore-liberty4-pro-ces2025Read 20 October 2026Names the Hi-Res Audio Wireless standard.

Communication certifications

Not available

Not available

FCC IDs

AK8YY298624Regulatory filingfccid.io/AK8YY2986Read 7 October 2026Published FCC grant mirror table identifies Sony Group, YY2986 Wireless Noise Canceling Stereo Headset and identifier AK8YY2986, original grant 16 December 2024. Covers device authorization, not an invented independent case radio ID. Original submitted user-manual metadata matches WF-C710N YY2986. Confidential operational description and parts list not accessed.

2AOKB-A3954, 2AOKB-A3954L, 2AOKB-A3954R6Owner's manuallp.ankerjapan.com/hubfs/aoos/manual/A3954QSG.pdfRead 20 October 2026Quick Start Guide prints FCC ID 2AOKB-A3954 for the model A3954 and 2AOKB-A3954L and 2AOKB-A3954R for the left and right earbuds.

Other certifications

Not available

Not available

In the box

2 of 2 differ

In the box

Sony WF-C710N earbuds, Charging case, Hybrid silicone rubber earbud tips (XS, M, XL), Documents, USB-A to USB-C cable2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Complete standard box list. C510 includes no USB cable. C710N includes one USB-A to USB-C cable. Tips are silicone rubber, despite Hybrid being their marketing name.

Earbuds, Charging case, Ear tips in six sizes (XXS, XS, S, M, L, XL), size M pre-installed, USB-C charging cable8Retailer pageamazon.com/dp/B0DBHPZLCCRead 20 October 2026Amazon US built-in media list: cable, charging case, XXS/XS/S/M/L/XL ear tips with size M pre-installed, and the earbuds.

Cables included

ASony WF-C710N

Type	Count
USB-A to USB-C charging cable	1

Source4Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026

Bsoundcore Liberty 4 Pro

Not available

Links

Not compared

Product page

www.sony.co.uk/headphones/products/wf-c710n6Maker product pagesony.co.uk/headphones/products/wf-c710nRead 5 October 2026

us.soundcore.com/products/a3954-liberty-4-pro-tws-earbuds3Maker product pageus.soundcore.com/products/a3954-liberty-4-pro-tws-earbudsRead 20 October 2026

Spec sheet

www.sony.co.uk/headphones/products/wf-c710n/spec1Maker product pagesony.co.uk/headphones/products/wf-c710n/specRead 5 October 2026Exact maker full specification table. Published Bluetooth communication frequency range is transmission bandwidth and is excluded from acoustic frequency_response_hz.

Not available

Manual

helpguide.sony.net/mdr/2986/v1/en/print.pdf2Owner's manualhelpguide.sony.net/mdr/2986/v1/en/print.pdfRead 5 October 2026Original exact English guide, 135 pages. Identity on cover. Parts page 13, box/tips page 10, controls page 21, runtime page 27, specifications page 134.

salesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdf1Owner's manualsalesforce-knowledge-download.s3.us-west-2.amazonaws.com/000021411/en_US/000021411.pdfRead 20 October 2026English user guide A3954, published in the service index on 2025-09-01.

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.

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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.

1year22Maker product pageservices.sony.co.uk/support/en/warranty/generalRead 7 October 2026Sony UK/European voluntary guarantee one year from original purchase when accompanying guarantee leaflet applies. Exact WF-C710N UK store links Sony Original Warranty. Not statutory two-year consumer remedy, not Xperia two-year exception or Japan Sony Store three-year promotion. Source market GB.

1.5years8Retailer pageamazon.com/dp/B0DBHPZLCCRead 20 October 2026Amazon US listing says 18 months warranty.

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