Sony WH-CH510 vs Sony WH-CH720N

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WH-CH510 compared with WH-CH720N

	SonyWH-CH510	SonyWH-CH720N
Overview
Released
Released	2019	March 2023
Sound
Type
Type	On-ear	Over-ear
Noise cancelling
Noise cancelling	No	Yes
Transparency mode
Transparency mode	No	Yes
Driver size
Driver size	30 mm	30 mm
Back
Back	Closed	–
Bluetooth codecs
Bluetooth codecs	SBC and AAC	SBC and AAC
Lossless over USB-C
Lossless over USB-C	No	No
Chip
Chip	–	V1
Drivers
Drivers	30 mm closed dynamic drivers with ferrite magnets; Bluetooth response 20 Hz–20 kHz at 44.1 kHz sampling	30 mm dynamic driver; 7 Hz to 20,000 Hz (JEITA, wired, switched on); sensitivity 108 dB/mW switched on, 99 dB/mW switched off; impedance 325 Ω switched on, 31 Ω switched off (1 kHz, wired)
Chip
Chip	–	Integrated Processor V1
Noise cancelling detail
Noise cancelling detail	–	Dual Noise Sensor technology, with two microphones on each ear cup; Ambient Sound Mode adjustable in 20 levels in the app
Audio features
Audio features	–	DSEE upscaling; 360 Reality Audio; equaliser in the app
Battery
Listening time (maker's claim)
Listening time (maker's claim)	Up to 35 hours	Up to 35 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 50 hours with noise cancelling off (AAC or SBC); 35 hours with Ambient Sound Mode on; talk time up to 35 hours (40 hours with noise cancelling off); up to 35 hours on the headphone cable with noise cancelling on (50 hours off); DSEE, the equaliser and the voice-assistant wake word shorten battery life; can't be used while charging
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 about 60 minutes of playback, 10 minutes about 4.5 hours; full charge in about 3.5 hours (0.5 A or higher USB adaptor)
Design
Weight
Weight	132 g (better)	192 g
Bluetooth
Bluetooth	5.0	5.2
Two devices at once
Two devices at once	Yes	Yes
Headphone cable
Headphone cable	No	Yes
Controls
Controls	Three right-earcup buttons for volume, music playback, calls and power/pairing; phone voice assistant support	Buttons for power, volume up and down, play/call (press twice to skip forwards, three times to skip back; hold for the voice assistant) and NC/AMB; hands-free "OK Google" or "Alexa" wake word
Microphones
Microphones	Omnidirectional electret condenser microphone, 50 Hz–8 kHz; Sidetone lets callers hear their own voice during calls	Two noise-cancelling microphones on each ear cup; beamforming call microphones with Precise Voice Pickup technology and a Wind Noise Reduction Structure
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	Closed, over-ear; synthetic leather and urethane earpads; sliders on both sides of the headband
Water resistance detail
Water resistance detail	Not waterproof	No water resistance rating
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.	Sony | Sound Connect app (formerly Headphones Connect) for iOS and Android; multipoint connection to two devices; Google Fast Pair and Microsoft Swift Pair; Bluetooth 5.2 Class 1, about 10 m range; A2DP, AVRCP, HFP and HSP
Colours
Colours	Black, White and Blue; regional availability varies	Black, Blue, White; Pink added in 2025
In the box
In the box	Headphones, approximately 20 cm USB-A to USB-C cable and guides; no carrying case	Headphones, USB-C cable (USB-A to USB-C, about 20 cm), headphone cable (about 1.2 m)