Sony WH-CH510 vs Sony WH-CH520

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WH-CH510 compared with WH-CH520

	SonyWH-CH510	SonyWH-CH520
Overview
Released
Released	2019	March 2023
Sound
Type
Type	On-ear	On-ear
Noise cancelling
Noise cancelling	No	No
Transparency mode
Transparency mode	No	No
Driver size
Driver size	30 mm	30 mm
Back
Back	Closed	Closed
Bluetooth codecs
Bluetooth codecs	SBC and AAC	SBC and AAC
Lossless over USB-C
Lossless over USB-C	No	No
Drivers
Drivers	30 mm closed dynamic drivers with ferrite magnets; Bluetooth response 20 Hz–20 kHz at 44.1 kHz sampling	Bluetooth response 20 Hz to 20,000 Hz at 44.1 kHz sampling
Audio features
Audio features	–	DSEE upscaling and customisable equaliser in Sony | Sound Connect (formerly Headphones Connect)
Battery
Listening time (maker's claim)
Listening time (maker's claim)	Up to 35 hours	Up to 50 hours
Battery life detail
Battery life detail	Up to 35 hours of music with AAC or 32 hours with SBC; 30 hours of calls and 200 hours of standby; built-in 3.7 V lithium-ion battery	Up to 40 hours of calls and 200 hours on standby; no passive operation or wired playback
Fast charging
Fast charging	About 4.5 hours for a full USB-C charge; 10 minutes provides about 90 minutes of playback; cannot operate while charging	3 minutes gives up to 1.5 hours; full charge approximately 3 hours
Design
Weight
Weight	132 g (better)	147 g
Bluetooth
Bluetooth	5.0	5.2
Two devices at once
Two devices at once	Yes	Yes
Headphone cable
Headphone cable	No	No
Controls
Controls	Three right-earcup buttons for volume, music playback, calls and power/pairing; phone voice assistant support	Physical buttons for playback, calls, volume and track selection; press the play/call button to use the connected phone's Siri or Google voice assistant
Microphones
Microphones	Omnidirectional electret condenser microphone, 50 Hz–8 kHz; Sidetone lets callers hear their own voice during calls	Built-in call microphone with noise suppression processing
Fit and ear tips
Fit and ear tips	Adjustable headband and on-ear pads; earcups swivel flat but headband does not fold; 132 g excluding cable	Adjustable padded headband, soft earpads and swivelling earcups
Water resistance detail
Water resistance detail	Not waterproof	No water resistance rating published
Works with
Works with	Bluetooth Class 2, approximately 10 m range; A2DP, AVRCP, HFP and HSP. Stores eight paired devices. Multipoint assigns music to one device and calls to another, rather than two simultaneous music sources. USB-C is for charging; TechRadar reports no USB audio.	Two-device multipoint, Fast Pair and Swift Pair; approximately 10 m range, profiles A2DP, AVRCP, HFP and HSP; USB-C is charging-only (SoundGuys)
Colours
Colours	Black, White and Blue; regional availability varies	Black, Blue, White, Beige; Pink and Yellow added in March 2025; One Piece Black and One Piece White limited editions on the current UK page
In the box
In the box	Headphones, approximately 20 cm USB-A to USB-C cable and guides; no carrying case	Headphones and USB charging cable; no carrying case listed