Earbuds / Compare

EarFun Air Pro 4 vs Sony WF-C510

A

Product A: EarFun

Air Pro 4

91 of 166 known

Change EarFun Air Pro 4

Compare the Sony WF-C510 with

Search earbuds

B

Product B: Sony

WF-C510

81 of 166 known

Change Sony WF-C510

Compare the EarFun Air Pro 4 with

Search earbuds

All 166 fields

Every value links to where we found it.

Only differences

AEarFun Air Pro 4

BSony WF-C510

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.

TW600, TW600B, TW600GW, TW600E1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page SKUs TW600B Black, TW600GW Glossy White and TW600E Royal Blue. The manual and radio filings name the base model TW600.2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026Specification and compliance pages: product TW600. The FCC label lists TW600L and TW600R.

YY2982, WF-C5102Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

GTIN / EAN

Not available

02724293033913Retailer pagebhphotovideo.com/c/product/1850117-REG/sony_wfc510_b_wf_c510_true_wireless_earbuds.htmlRead 7 October 2026UPC for US black WFC510/B only. Other colors and regions can have different barcodes.

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

Not available

26 August 20249Press releasesony.mediaroom.com/2024-08-26-Sony-Electronics-Adds-the-WF-C510-to-its-Truly-Wireless-Earbud-RangeRead 5 October 2026US announcement opens preorders. First retail month comes from retrospective release evidence.

Status

Available1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Global store lists the Black, Glossy White and Royal Blue variants with Add to cart.

Available13Retailer pagebhphotovideo.com/c/product/1850117-REG/sony_wfc510_b_wf_c510_true_wireless_earbuds.htmlRead 7 October 2026US black WFC510/B is listed In Stock on the access date.

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

Not available

Not available

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

Not available

Not available

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

$89.994Press articlesoundguys.com/earfun-unveils-air-pro-4-120881Read 15 October 2026MSRP $89.99. Excludes sales tax. The launch coupon price is not stored.

$69.999Press releasesony.mediaroom.com/2024-08-26-Sony-Electronics-Adds-the-WF-C510-to-its-Truly-Wireless-Earbud-RangeRead 5 October 2026Currently accessible original August 26, 2024 US maker launch release explicitly states suggested retail price 69.99 USD for WF-C510. Opened October 7, 2026. An unlinked secondary claim of a historical 60 USD correction was not verified and does not override this actual maker statement. Later current prices and CAD 99.99 are separate.

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.

€79.996Reviewkopfhoerer.de/test/earfun-air-pro-4Read 15 October 2026German test updated on 5 August 2024: regular price 79.99 EUR (UVP) with a launch promotion of 59.99 EUR. VAT is included as is usual for German retail prices. The promotion price is not stored.

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, DE6Reviewkopfhoerer.de/test/earfun-air-pro-4Read 15 October 2026German launch price and the US price from SoundGuys.

US, GB, JP5Maker product pagesony.co.uk/headphones/products/wf-c510Read 5 October 2026Exact UK maker product page establishes GB market.9Press releasesony.mediaroom.com/2024-08-26-Sony-Electronics-Adds-the-WF-C510-to-its-Truly-Wireless-Earbud-RangeRead 5 October 2026Original US maker launch identifies the US market. GB and JP are independently established by their exact regional maker pages.10Maker product pagesony.jp/headphone/products/WF-C510Read 5 October 2026Exact Japanese maker product page establishes JP market.

ColoursiThe maker's own colour names

Black, Glossy White, Royal Blue1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Colour selector: Black, Glossy White and Royal Blue. Royal Blue came after launch. The Japanese launch report and SoundGuys list black and white only.

Blue, Yellow, Black, White1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 2026

Segment

Music1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026The maker lists the product as flagship adaptive ANC earbuds. No maker category matches the enum exactly, so music is the closest option.

Music5Maker product pagesony.co.uk/headphones/products/wf-c510Read 5 October 2026

Design

3 of 4 differ

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

In-ear1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: in-ear earbuds with ear tips and an ergonomic fit.

In-ear2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

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

Stem1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Stem bud. The controls and microphones sit in the stem.

Stemless5Maker product pagesony.co.uk/headphones/products/wf-c510Read 5 October 2026Exact maker 360-degree views show compact bodies without projecting stems.

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

Not available

Either bud2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

RGB lighting

Not available

No17Retailer pageenter.online/tehnica-audio/casti/sony-wf-c510-black-fara-firRead 7 October 2026Exact model specifications say lighting is absent. Status indicator LED is not RGB decorative lighting.

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.

AEarFun Air Pro 4

Type	Role	Diameter (mm)	Count per earbud
Dynamic	Full range	10	1

Source1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: 10 mm composite dynamic drivers. SoundGuys lists one driver per bud.

BSony WF-C510

Type	Diameter (mm)	Count per earbud
Dynamic	6	1

Source1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 2026Published driver diameter. Unpublished driver technology, count and diaphragm material remain absent.12Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026Exact maker support specification table states 6 mm. Producer opened the full public table. Reviewer independently verified public official indexed cells where direct fetch was unavailable. Manual page 123 confirms weight, radio and charge fields.13Retailer pagebhphotovideo.com/c/product/1850117-REG/sony_wfc510_b_wf_c510_true_wireless_earbuds.htmlRead 7 October 2026Exact WFC510/B rows state one driver per earpiece, Dynamic and 6 mm. Maker independently states 6 mm. The WalkmanBlog exact-model teardown shows the single main driver. Unrelated retailer microphone/weight errors are not imported.20Reviewthewalkmanblog.com/2024/10/16/sony-wf-c510-fcc-teardown/2Read 7 October 2026Exact-model public teardown identifies the main 6.0 mm driver after removing the cell. One driver is shown inside an earbud. This independently corroborates the explicit retailer one-per-earpiece count.21Retailer pagetelstra.com.au/accessories/earbuds/sony/wf-c510-true-wireless-in-ear-headphonesRead 7 October 2026Exact WF-C510 specification states 6 mm dynamic. One-per-earpiece count is separately explicit in B&H and corroborated by the exact-model teardown.

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

Dynamic1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026

Dynamic13Retailer pagebhphotovideo.com/c/product/1850117-REG/sony_wfc510_b_wf_c510_true_wireless_earbuds.htmlRead 7 October 2026Exact US black WFC510/B retailer specification explicitly says Dynamic. Maker UK/Japan lists closed construction and 6 mm but does not independently name the transducer mechanism.21Retailer pagetelstra.com.au/accessories/earbuds/sony/wf-c510-true-wireless-in-ear-headphonesRead 7 October 2026Exact WF-C510 specification states 6 mm dynamic. Corroborates the explicit B&H dynamic row.

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

10mm=CalculatedFrom Drivers per bud

6mm=CalculatedFrom Drivers per bud

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

1=CalculatedFrom Drivers per bud

1=CalculatedFrom Drivers per bud

Diaphragm material

Composite diaphragm1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: customised 10 mm composite diaphragm drivers. Verbatim material is composite.

Not available

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

Not available

Not available

Impedance

Not available

Not available

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

Not available

Not available

Sensitivity reference

Not available

Not available

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

96kHz1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: aptX Adaptive lossless technology up to 24-bit and 96 kHz. This is the maker's wording. aptX Lossless itself is 44.1 kHz and 16-bit. LDAC reaches 96 kHz and 24-bit on a supported Android phone per the Japanese release.3Press articlephileweb.com/sp/news/d-av/202407/18/60758.htmlRead 15 October 2026LDAC supports up to 96 kHz and 24-bit. aptX Lossless is CD quality 44.1 kHz and 16-bit.

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.

24bits1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Same maker wording as the sample rate: up to 24-bit and 96 kHz with aptX Adaptive or LDAC on supported sources.

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

Yes1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: personalise your sound using Sound Personalization in the EarFun Audio app.

Yes6Maker product pagesony.co.uk/store/product/wfc510b.ce7/WF-C510-Truly-Wireless-HeadphonesRead 5 October 2026Exact maker store indexed text explicitly names ear-shape analysis for a personalised 360 Reality Audio experience. Original feature-page direct fetch unavailable. No hearing assessment or inner-mic EQ calibration inferred.

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.

101Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: 10-band built-in EQ in the EarFun Audio app.

57Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026Five independently adjustable custom EQ frequency bands. CLEAR BASS is separate. Onboard persistence not proved.

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

Bass Boost 3, Bass Reducer 3, Treble Boost 3, Treble Reducer 35Reviewsoundguys.com/earfun-air-pro-4-review-122469Read 15 October 2026Review: 30 EQ presets plus a 10-band custom equaliser. Three strengths exist for each boost and reduce preset. The four strongest presets named in the review are stored. The other presets are not listed.

Bright, Excited, Mellow, Relaxed, Vocal, Treble Boost, Bass Boost, Speech14Maker product pagesupport.sony.jp/electronics/support/articles/00364150Read 7 October 2026Exact WF-C510 Japanese Sound Connect use guide lists eight named presets. Manual, Custom1/Custom2 and Off are separate editable/default options, not added named factory curves.

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

360 Reality Audio6Maker product pagesony.co.uk/store/product/wfc510b.ce7/WF-C510-Truly-Wireless-HeadphonesRead 5 October 2026

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

Not available

Not available

Noise cancelling

8 of 11 differ

Active noise cancelling

Yes1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: QuietSmart 3.0 adaptive noise cancellation up to 50 dB.

No7Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026

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

Hybrid1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Maker gallery image titled Adaptive Hybrid Active Noise Cancellation. A second gallery image labels a feedforward mic and a feedback mic in each bud.4Press articlesoundguys.com/earfun-unveils-air-pro-4-120881Read 15 October 2026Adaptive hybrid ANC with feedforward and feedback microphones.

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.

41Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Maker gallery diagram labels a feedforward mic, a feedback mic and a talk mic in each bud. That gives four ANC microphones across the pair. The talk mic is not an ANC microphone.

Not available

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

Yes1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: QuietSmart 3.0 senses changes in ambient noise and how the earbuds are worn and adjusts the cancellation.

Not available

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

31Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: manual choice of three levels, high, normal and low. SoundGuys lists a Strong and a Balance mode on early firmware. The maker figure is used.5Reviewsoundguys.com/earfun-air-pro-4-review-122469Read 15 October 2026Review on firmware 0.2.3 lists Strong ANC, Balance ANC, two adaptive modes and a wind mode. The maker lists three manual levels, which is stored.

Not available

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

50dB1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page and gallery image: up to 50 dB. The frequency and test conditions are not stated.

Not available

Transparency mode

Yes1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: Ambient Sound modes.

Yes3Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 5 October 2026

Adjustable transparency

Not available

Yes3Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 5 October 2026App ambient sound adjustment. This does not establish adjustable ANC strength or a hearing-aid function.

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.

Yes1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026The maker FAQ and manual list Wind Noise Cancellation as an app setting. This is selectable processing, not a mesh or shape change.2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026App feature list names Wind Noise Cancellation.

Not available

Measured

4 of 23 differ

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

SoundGuys lab response closely follows its Headphone Preference Curve apart from a dip in the highs around 8 to 11 kHz. Bass below 500 Hz is louder with ANC on than with ANC off.5Reviewsoundguys.com/earfun-air-pro-4-review-122469Read 15 October 2026Review: the response closely follows the house curve with a dip in the highs around 8 to 11 kHz. Disabling ANC makes all frequencies below 500 Hz quieter. Firmware 0.2.3, EarFun app 20.1.1. The unit came from EarFun.

Lab response has reduced lows and highs relative to the reviewer preference curve. Midrange can sound more prominent by comparison.7Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026Exact firmware 1.0.2/app 10.4.2 lab commentary. No rating converted into dB.8Measurementsoundguys.com/how-we-testRead 5 October 2026Bruel & Kjaer 5128 fixture, SoundCheck analysis and source 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

SoundGuys microphone demonstrations pick up the voice accurately in quiet conditions. The microphones are not ideal for calls in noisy environments.5Reviewsoundguys.com/earfun-air-pro-4-review-122469Read 15 October 2026Review: the microphones accurately pick up the voice in quiet environments and are not ideal for noisy ones. Ideal, office, street, windy and reverberant demonstrations were published.

Recorded speech samples show limited office-noise rejection, with better handling of simulated street and wind noise.7Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026Exact review standardized speech demos. Codec and individual recording firmware are unknown.8Measurementsoundguys.com/how-we-testRead 5 October 2026Calibrated artificial mouth, with simulated background noise, wind and reverberation.

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.

AEarFun Air Pro 4

Hours (h)
8.73

Source5Reviewsoundguys.com/earfun-air-pro-4-review-122469Read 15 October 2026Review battery test: 8 hours 44 minutes, stored as 8.73 h. The review does not state ANC, codec or volume for the test, so no ANC or codec value is stored. The page lists 8.73 h. This is not case-inclusive runtime.

BSony WF-C510

ANC	Hours (h)
No	10.48

Source7Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026Provided sample, four days testing, firmware 1.0.2 and app 10.4.2. Transparency off. Ran 10 h 29 min. Codec not stated. No case recharges included.8Measurementsoundguys.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.

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

8.73h=CalculatedFrom Battery life (measured)

10.48h=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

4 of 7 differ

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

61Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: 6-mic system with an AI algorithm and cVc 8.0. The gallery diagram shows three microphones in each bud.3Press articlephileweb.com/sp/news/d-av/202407/18/60758.htmlRead 15 October 2026Three microphones per earbud for calls, with cVc 8.0 and AI voice pickup.6Reviewkopfhoerer.de/test/earfun-air-pro-4Read 15 October 2026Three AI-supported microphones per side with cVc 8.0.

24Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 5 October 2026Page 11 complete parts diagram labels one voice microphone on each earbud. Two physical call microphones across 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.

61Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Six across the pair, including the ANC microphones.

22Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026Complete headset parts diagram on printed page 11 labels microphones left/right, one per earbud. Shared call/ambient microphones counted once. Case parts diagram has no microphone. No bone sensor inferred.20Reviewthewalkmanblog.com/2024/10/16/sony-wf-c510-fcc-teardown/2Read 7 October 2026Exact-model teardown identifies the mic hole and matching housing hole. Maker full parts diagram labels one physical microphone on each unit, used for calls and ambient sound. No additional microphone is identified by the complete hardware inventory.

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

AI1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: 6-mic AI algorithm with cVc 8.0.

Not available

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

Not available

Not available

Mic mute controliAn earbud control that mutes the microphone during calls. Includes touch or pressure gestures and physical buttons. Phone/app-only controls do not qualify.

Not available

Not available

SidetoneiHear your own voice in calls

Not available

Yes2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

Connectivity

8 of 18 differ

Chip

Qualcomm QCC30911Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: Qualcomm QCC3091 SoC.3Press articlephileweb.com/sp/news/d-av/202407/18/60758.htmlRead 15 October 2026Qualcomm QCC3091.

Airoha AB1563E16Spec databasethewalkmanblog.com/2019/10/07/sony-headphone-internal-codes-and-bluetooth-socsRead 7 October 2026Exact YY2982/WF-C510 row in February 2026 hardware table. Vendor identified by the same table introduction. Based on documented certification/teardown sources, not generic chipset capability.

Connections

Bluetooth1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Bluetooth only.

Bluetooth2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

Bluetooth

5.41Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Specs table: V5.4.2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026English specifications: V5.4.

5.31Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 202612Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026

Bluetooth codecs

SBC, AAC, aptX Adaptive, aptX Lossless, LDAC, LC31Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Specs table: aptX adaptive, LDAC, SBC and LC3. The page text adds aptX Lossless. AAC is not in the maker table and comes from SoundGuys and kopfhoerer.de.5Reviewsoundguys.com/earfun-air-pro-4-review-122469Read 15 October 2026Review: aptX Lossless, LDAC, AAC and SBC with Bluetooth 5.4.6Reviewkopfhoerer.de/test/earfun-air-pro-4Read 15 October 2026Codecs SBC, AAC, aptX, aptX Adaptive, aptX Lossless, LC3 and LDAC. The aptX family and LDAC are activated on Android.

SBC, AAC1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 202612Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026

Bluetooth profiles

A2DP, AVRCP, HFP, HSP1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Specs table: A2DP, AVRCP, HFP and HSP.2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026English specifications: A2DP, AVRCP, HFP and HSP.

A2DP, AVRCP, HFP, HSP1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 202612Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026

LE Audio

Yes1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: LE Audio with the LC3 codec, available via firmware update only.6Reviewkopfhoerer.de/test/earfun-air-pro-4Read 15 October 2026LE Audio is supported and can be chosen in the app instead of Google Fast Pair.

No15Reviewthewalkmanblog.com/2024/11/28/sony-wf-c510-reviewRead 7 October 2026Purchased black sample used almost daily for three months. Feature section explicitly says no LE Audio support. This does not infer a future firmware commitment.

Auracast

Yes1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: Auracast supported, available via firmware update only. The maker Auracast announcement lists the Air Pro 4.6Reviewkopfhoerer.de/test/earfun-air-pro-4Read 15 October 2026Auracast is supported and needs a compatible smartphone. Owners on the maker community report that it needs a specific firmware.7Press releasemyearfun.com/press-release/auracast-is-here-unlock-a-new-era-of-shared-audio-with-earfunRead 15 October 2026Maker announcement of 6 November 2025 on Auracast. The product menu on the page lists the Air Pro 4 with Lossless Audio and Auracast. It gives no firmware version.

Not available

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

Yes1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: connects to two devices at the same time.

Yes2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026Two concurrent sources. Only one music stream plays at a time. Pairing memory is eight, separately documented in pairing chapters.

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

21Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: two devices.5Reviewsoundguys.com/earfun-air-pro-4-review-122469Read 15 October 2026Review and spec table: multipoint with two devices.

22Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

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.

Not available

82Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

Automatic switching between own devicesiThrough the maker's account

Not available

Not available

Fast pairing

Google Fast Pair1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: Google Fast Pair on Android Marshmallow and above or 11.0 and later.

Google Fast Pair, Microsoft Swift Pair9Press releasesony.mediaroom.com/2024-08-26-Sony-Electronics-Adds-the-WF-C510-to-its-Truly-Wireless-Earbud-RangeRead 5 October 2026

Audio sharingiShare one stream with a second pair

Not available

Not available

Wireless range (claimed)

15m1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Specs table: maximum working range 15 m without obstacles.2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026Troubleshooting: maximum range 49 ft (15 m) without obstacles.

10m1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 2026Approximate line of sight. Obstacles and radio conditions change actual range.12Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026

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

3 of 3 differ

Low latency mode

Yes1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: Ultra Low Latency Mode and Game Mode in the app.

No19Reviewscarbir.com/tws/sony-wf-c510-reviewRead 7 October 2026Actual purchased WF-C510 review explicitly says no specific low-latency gaming mode in the Video and games playback section. Automatic A/V synchronisation is distinct from a user-selected game mode.

Claimed latency

AEarFun Air Pro 4

Connection	Mode	Latency (ms)
Bluetooth	Game Mode	50

Source1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Feature list says < 50 ms and the text says 50 ms. Stored as 50 ms. The Bluetooth connection and Game Mode are the conditions. The host phone and codec are not stated.

BSony WF-C510

Not available

Lowest claimed latency

50ms=CalculatedFrom Claimed latency

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, iOS1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: EarFun Audio app for iOS and Android.

Android, iOS, Windows, macOS2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

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.

AEarFun Air Pro 4

Platform	Connection
Android	Bluetooth
iOS	Bluetooth

Source1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Bluetooth is the only connection. Microphone support per platform is not stated.

BSony WF-C510

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

Source2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026Separate Android, iPhone, Windows and Mac pairing chapters. Phone/computer calls require compatible HFP/HSP application settings.

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

AEarFun Air Pro 4

Feature	Needs
LDAC	Android phone that supports LDAC. Turn it on in the EarFun Audio app under Bluetooth Audio Quality. The earbuds restart to apply it. iOS devices do not support LDAC.
Google Fast Pair	Android phones running Marshmallow and above or Android 11 and later per the maker page.
LE Audio and Auracast	The maker page says they are available via firmware update only. kopfhoerer.de says LE Audio is chosen in the app instead of Google Fast Pair and Auracast needs a compatible phone.
Game Mode	Turn it on in the EarFun Audio app. The latency claim is for Game Mode.
In-ear detection	Can be switched on or off in the EarFun Audio app. Auto-answer on insertion does not apply to VoIP calls.

Source1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 20262Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026LDAC section: Android only, switch it in Bluetooth Audio Quality in the app, and the earbuds reboot. In-ear detection excludes VoIP calls. Game Mode must be enabled in the app.6Reviewkopfhoerer.de/test/earfun-air-pro-4Read 15 October 2026LE Audio is selected in the app instead of Google Fast Pair.

BSony WF-C510

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

Source6Maker product pagesony.co.uk/store/product/wfc510b.ce7/WF-C510-Truly-Wireless-HeadphonesRead 5 October 2026

Official licence

Not available

Not available

Battery and charging

10 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.

54mAh1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Specs table: 54 mAh x 2 for the earbuds. Typical or rated basis is not stated.2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026Specifications: 54 mAh x 2 and 600 mAh.

70mAh17Retailer pageenter.online/tehnica-audio/casti/sony-wf-c510-black-fara-firRead 7 October 2026Exact black WF-C510 specifications explicitly label earbud accumulator 70 mAh. Typical/rated distinction is not stated. Corroborated by several retailer tables, not calculated from watt-hours or current.21Retailer pagetelstra.com.au/accessories/earbuds/sony/wf-c510-true-wireless-in-ear-headphonesRead 7 October 2026Exact headset specification states built-in lithium-ion 3.85 V, 70 mAh. Retailers explicitly distinguish earbud 70 from case 300. Typical/rated capacity basis is unstated. No capacity was computed from voltage or energy.

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.

AEarFun Air Pro 4

Mode	Codec	Includes case recharges	Hours (h)
ANC off	Not available	No	11
ANC off	Not available	Yes	52
ANC on	Not available	No	7.5
ANC on	Not available	Yes	35
ANC off	LDAC	No	8.5
ANC off	LDAC	Yes	40
ANC on	LDAC	No	6
ANC on	LDAC	Yes	28

Source1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Specs table: ANC off up to 11 h and 52 h in total with the case. ANC on up to 7.5 h and 35 h in total. FAQ adds LDAC rows: ANC off 8.5 h and 40 h, ANC on 6 h and 28 h. Figures vary with volume and content. A gallery footnote says the data is laboratory data with ANC off at 50 percent volume. The codec for the non-LDAC rows is not named.2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026Specifications: ANC off up to 11 h and 52 h in total, ANC on up to 7.5 h and 35 h in total, varying with volume and content.

BSony WF-C510

Mode	Codec	Includes case recharges	Hours (h)
Transparency	AAC	No	8
ANC off	AAC	No	11
Transparency	SBC	No	7
ANC off	SBC	No	9
Call	Not available	No	5
ANC off	AAC	Yes	22

Source3Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 5 October 2026Printed page 24 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. ANC-off on C510 means ambient processing off, since it has no ANC.10Maker product pagesony.jp/headphone/products/WF-C510Read 5 October 2026Long battery section explicitly 11 h earbuds plus 22 h total including case. Footnote codec AAC, EQ and DSEE off, other features at default. Case total is published, not inferred.

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.

11h=CalculatedFrom Claimed battery life

11h=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.

7.5h=CalculatedFrom Claimed battery life

Not available

Playback per charge without ANC (claimed)iHighest claimed earbuds-only playback with ANC disabled. Codec and volume conditions belong in the source note.

11h=CalculatedFrom Claimed battery life

11h=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.

52h=CalculatedFrom Claimed battery life

22h=CalculatedFrom Claimed battery life

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

35h=CalculatedFrom Claimed battery life

Not available

Talk time (claimed)

Not available

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.

60min1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Specs table: charging time 1 hour for the earbuds.2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026Specifications: 1 hour for the earbuds.

90min2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026Approximate empty-to-full earbuds time in case. Case-only time is separately published. Not combined charging time.

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.

The case takes 3.5 hours to charge on a wireless charger. The case input is DC 5 V 1 A.1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Specs table: 3.5 hours for the case on a wireless charger and input DC 5 V 1 A.2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026Specifications: 3.5 hours for the case on a wireless charger.

Not available

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

10min1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Feature list: 10 minutes of charging gives 2 hours of playtime.

5min2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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.

2h1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Feature list: 10 minutes of charging gives 2 hours of playtime. Earbuds only. ANC and codec are not stated.

1h2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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.

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.

600mAh1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Specs table: 600 mAh for the charging case. Typical or rated basis is not stated.

300mAh17Retailer pageenter.online/tehnica-audio/casti/sony-wf-c510-black-fara-firRead 7 October 2026Exact black WF-C510 specifications explicitly label case accumulator 300 mAh. Typical/rated distinction is not stated. Not USB output capacity or charging current.

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

Not available

Not available

Case charging port

USB-C1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Specs table lists charging the case via USB-C.

USB-C2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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.

120min1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Specs table: 2 hours for the case via USB-C.2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026Specifications: 2 hours for the case via USB-C and 3.5 hours via a wireless charger.

180min2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

Wireless charging

Yes1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: wireless charging compatible.

No7Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026Review explicitly says the charging case has no wireless charging.

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

Qi5Reviewsoundguys.com/earfun-air-pro-4-review-122469Read 15 October 2026Review: the case charges wirelessly on a Qi charging mat.

Not available

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

Not available

Not available

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

Not available

Not available

Screen on case

No1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026The manual shows white LED indicators on the case. No screen exists.

No7Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026

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

No7Reviewsoundguys.com/sony-wf-c510-review-123428Read 5 October 2026

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 manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026Touch controls section: taps on the earbuds.

Button2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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 manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026Touch controls: one tap on the left earbud lowers volume and one tap on the right raises it.

Buttons2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

Gestures

Double tap: play or pause, Triple tap left: previous track, Triple tap right: next track, Single tap left: volume down, Single tap right: volume up, Hold 2 seconds left: noise cancelling, ambient sound or normal, Hold 2 seconds right: voice assistant, Call, double tap: answer or end, Call, triple tap: answer and switch between two calls, Call, hold 2 seconds: reject2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026Touch controls table. SoundGuys notes the single-tap volume gestures can be turned off in the app.5Reviewsoundguys.com/earfun-air-pro-4-review-122469Read 15 October 2026Review control table matches the manual. A single tap changes volume by default and can be turned off.

Press once on left to turn Ambient Sound Mode on or off, Press once on right to play or pause, Press twice on right to skip to next track, Press three times on right to skip to previous or current track, Press four or more times on left to lower volume, Press four or more times on right to increase volume, Press twice on either to receive, end or cancel a call, Press and hold on either to reject a call, Press and hold on right to use or cancel Google app or Siri2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026Printed page 18 factory button operations. Group reassignment and disabling through Sound Connect are documented separately. These are physical presses, not capacitive touch gestures.

Remappable controls

Yes1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026The manual lists customisable touch controls in the EarFun Audio app.2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026App section: customizable touch controls.5Reviewsoundguys.com/earfun-air-pro-4-review-122469Read 15 October 2026Review: tap controls can be fully customised in the app.

Yes2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026Left/right control function groups can be assigned through the app. Individual gestures are not freely remappable.

Voice assistant

Voice assistant of the connected phone2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026Touch controls: hold the right earbud for 2 seconds to activate the voice assistant. The assistant is the phone's.

Google app, Siri2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

Sensors and health

2 of 9 differ

In-ear detection

Yes1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: in-ear detection pauses when you take the earbuds out and resumes when you put them back. It detects one or both earbuds.2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026In-Ear Detection section: remove to pause and put back to resume or answer a call, not for VoIP calls. It can be switched off in the app.

No15Reviewthewalkmanblog.com/2024/11/28/sony-wf-c510-reviewRead 7 October 2026Purchased black sample used for nearly three months. Explicitly no proximity sensor and no automatic pause when removed. Independently corroborated by Scarbir own purchased sample.19Reviewscarbir.com/tws/sony-wf-c510-reviewRead 7 October 2026Controls section explicitly says music does not automatically pause when an earbud is removed.

Sensors

Not available

Not available

Heart rate sensor

Not available

Not available

Skin temperature sensingiA documented skin temperature sensor. This is separate from the operating temperature range or a heart-rate sensor.

Not available

Not available

Hearing aid featureiAmplification for mild to moderate hearing loss

Not available

Not available

Medical clearances

Not available

Not available

Hearing testiA documented hearing assessment feature, including consumer sound-personalization tests. Medical diagnostic clearance must be stated separately.

Yes5Reviewsoundguys.com/earfun-air-pro-4-review-122469Read 15 October 2026Review: My Sound Profile in the app runs a hearing test that builds an EQ preset. This is a sound personalisation test, not a medical test.

Not available

Hearing protectioniLimits sudden loud sounds

Not available

Not available

Health features

Not available

Not available

Fit and durability

2 of 7 differ

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

XS, S, M, L, XL2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026How to fit section shows ear tip sizes XS, S, M, L and XL.5Reviewsoundguys.com/earfun-air-pro-4-review-122469Read 15 October 2026Review: five sizes of silicone ear tips are included.6Reviewkopfhoerer.de/test/earfun-air-pro-4Read 15 October 2026Five sizes XS, S, M, L and XL.

SS, M, LL2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

Ear tip materials

Silicone5Reviewsoundguys.com/earfun-air-pro-4-review-122469Read 15 October 2026Review: silicone ear tips.

Silicone2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

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

Not available

Not available

Ear tip fit test

Not available

Not available

Dust and water rating, buds

IPX51Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: IPX5 sweat and water resistant.

IPX43Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 5 October 2026IEC 60529 splash resistance of earbuds only. Manual explicitly excludes charging case from water resistance.

Dust and water rating, case

Not available

Not available

Water resistance depth

Not available

Not available

Software

1 of 6 differ

Companion app

EarFun Audio1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: EarFun Audio app.

Sony | Sound Connect2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

App platforms

Android, iOS1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page links the EarFun App for iOS and for Android.

Android, iOS2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026

User firmware updates

Yes1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Manual and page: firmware update in the EarFun Audio app.2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026App section: firmware update.

Yes2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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

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.

5.2g(0.2 oz)3Press articlephileweb.com/sp/news/d-av/202407/18/60758.htmlRead 15 October 2026Japanese launch report from the maker's technical data: about 5.2 g per earbud and about 56 g for the case with the earbuds. SoundGuys gives 5 g and kopfhoerer.de gives 5.5 g. The 56 g on the maker page is the case with the earbuds, so no case weight is stored.

4.6g(0.2 oz)1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 2026Approximate mass of one earbud including M tip. Pair mass is not stored.12Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026

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.

Not available

31g(1.1 oz)1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 2026Maker charging-case weight, separate from earbud weight.12Maker product pagesony.co.uk/electronics/support/wireless-headphones-bluetooth-headphones/wf-c510/specificationsRead 5 October 2026

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

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 Wireless1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: Hi-Res Audio and Snapdragon Sound certifications with LDAC. A maker gallery image shows the Hi-Res Audio Wireless logo with LDAC and aptX Lossless.

Not available

Communication certifications

Not available

Not available

FCC IDs

2AVIT-TW600L, 2AVIT-TW600R2Owner's manualdrive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/viewRead 15 October 2026Back cover label: FCC ID 2AVIT-TW600L for the left earbud and 2AVIT-TW600R for the right.

AK8YY298218Maker spec sheet (PDF)sony.com/electronics/support/res/manuals/5060/ab2cbc440a91ad260a2921140b1c8582/50605501M.pdfRead 7 October 2026Exact WF-C510 YY2982 Reference Guide printed face 1. Public FCC grant independently confirms same ID. No unrelated case ID inferred.

Other certifications

Snapdragon Sound1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Page: Snapdragon Sound certification.

ISED Canada:409B-YY298218Maker spec sheet (PDF)sony.com/electronics/support/res/manuals/5060/ab2cbc440a91ad260a2921140b1c8582/50605501M.pdfRead 7 October 2026Exact WF-C510 Reference Guide printed face 1 Canadian radio certificate. Not a voice-call software certification.

In the box

2 of 2 differ

In the box

Earbuds, Charging case, Ear tips in five sizes, USB-C to USB-A charging cable, Cleaning stick6Reviewkopfhoerer.de/test/earfun-air-pro-4Read 15 October 2026Technical data: ear tips, USB-C to USB-A cable, cleaning stick and charging case.

Sony WF-C510 earbuds, Charging case, Hybrid silicone rubber earbud tips (SS, M, LL), Documents2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 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.

Cables included

AEarFun Air Pro 4

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

Source6Reviewkopfhoerer.de/test/earfun-air-pro-4Read 15 October 2026Technical data: one USB-C to USB-A cable. Length is not stated.

BSony WF-C510

Not available

Links

Not compared

Product page

www.myearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-black1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026

www.sony.co.uk/headphones/products/wf-c5105Maker product pagesony.co.uk/headphones/products/wf-c510Read 5 October 2026

Spec sheet

www.myearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-black1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026

www.sony.co.uk/headphones/products/wf-c510/spec1Maker product pagesony.co.uk/headphones/products/wf-c510/specRead 5 October 2026Exact maker full specification table. Published Bluetooth communication frequency range is transmission bandwidth and is excluded from acoustic frequency_response_hz.

Manual

drive.google.com/file/d/1lB2QD83w071hBAMxW53WrJCoyxdrsUEx/view1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Public Google Drive link behind the Download button for the user manual. The same file is the manual used for this entry.

helpguide.sony.net/mdr/2982/v1/en/print.pdf2Owner's manualhelpguide.sony.net/mdr/2982/v1/en/print.pdfRead 7 October 2026Original exact English guide, 124 pages. Identity on cover. Parts page 11, box/tips page 8, controls page 18, runtime page 24, specifications page 123.

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.

1.5years1Maker product pagemyearfun.com/headphones/earfun-air-pro-4-adaptive-anc-true-wireless-earbuds-blackRead 15 October 2026Global store banner and buy box: 18-month warranty. Global store market.

1year13Retailer pagebhphotovideo.com/c/product/1850117-REG/sony_wfc510_b_wf_c510_true_wireless_earbuds.htmlRead 7 October 2026US black WFC510/B package listing states Limited 1-Year Manufacturer Warranty. Manufacturer warranty only. No French or Japanese store extension inherited.

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