Sony WH-1000XM2 vs Sony WH-CH730N

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WH-1000XM2 compared with WH-CH730N

	SonyWH-1000XM2	SonyWH-CH730N
Overview
Released
Released	September 2017	September 2026
Sound
Type
Type	Over-ear	Over-ear
Noise cancelling
Noise cancelling	Yes	Yes
Transparency mode
Transparency mode	Yes	Yes
Driver size
Driver size	40 mm	30 mm
Back
Back	Closed	Closed
Impedance
Impedance	–	25 ohms
Bluetooth codecs
Bluetooth codecs	SBC, AAC, aptX, aptX HD and LDAC	SBC, AAC and LC3
Lossless over USB-C
Lossless over USB-C	–	No
Drivers
Drivers	40 mm dome-type drivers with aluminium-coated liquid crystal polymer diaphragms, CCAW voice coils and neodymium magnets; 4 Hz to 40 kHz wired frequency response	Dynamic driver; wired response 6 Hz to 20,000 Hz (JEITA), Bluetooth 20 Hz to 20,000 Hz at 44.1 kHz sampling; 100 Ω powered on, 25 Ω powered off; sensitivity 108 dB/mW powered on, 100 dB/mW powered off
Noise cancelling detail
Noise cancelling detail	Dual Noise Sensor technology, Personal NC Optimiser and Atmospheric Pressure Optimising; Adaptive Sound Control and adjustable Ambient Sound Mode through the app; Quick Attention passes outside sound through while a hand covers the right earcup	Dual Noise Sensor technology; Ambient Sound Mode and noise-cancelling switch
Audio features
Audio features	LDAC, aptX HD, aptX, AAC and SBC over Bluetooth; DSEE HX upscaling, S-Master HX amplification, equaliser and surround modes in Sony Headphones Connect; NFC pairing	DSEE upscaling and customisable audio settings in Sony's app
Battery
Listening time (maker's claim)
Listening time (maker's claim)	Up to 30 hours	Up to 50 hours
Battery life detail
Battery life detail	Up to 30 hours with noise cancelling on or 38 hours off; up to 40 hours of standby with noise cancelling on or 200 hours off; full charge in about four hours	Up to 75 hours with noise cancelling off; call time up to 35 hours with noise cancelling on or 40 hours off
Fast charging
Fast charging	Ten minutes of charging gives up to 70 minutes of playback	3 minutes gives up to 1 hour of playback; full charge approximately 3 hours
Design
Weight
Weight	275 g	207 g (better)
Bluetooth
Bluetooth	4.1	6.0
Two devices at once
Two devices at once	–	Yes
Headphone cable
Headphone cable	Yes	Yes
Controls
Controls	Right earcup touch panel for playback, calls and volume; separate power and noise cancelling/ambient buttons	Physical buttons for playback, volume, power and noise-cancelling/ambient selection (Techtesters)
Microphones
Microphones	–	Precise Voice Pickup combines beamforming microphones, optimised placement and AI noise reduction
Fit and ear tips
Fit and ear tips	Circumaural ear cushions; swivelling earcups fold into the supplied carrying case	Folding over-ear headband
Water resistance detail
Water resistance detail	–	No water resistance rating published
Works with
Works with	Bluetooth A2DP, AVRCP, HFP and HSP; Sony Headphones Connect app for noise cancelling and sound controls; detachable 3.5 mm cable supports listening with the headphones switched off; Micro-USB charges the battery	LE Audio, multipoint, Fast Pair and Swift Pair; Bluetooth profiles A2DP, AVRCP, HFP and HSP; Sony's current specifications list LC3 and LE Audio, although SoundGuys' launch review suggests LE Audio may need a later firmware update; USB-C is charging-only (Techtesters)
Colours
Colours	Black, Champagne Gold	Black, White, Pink, Beige, Blue
In the box
In the box	Headphones, carrying case, 1.5 m headphone cable, USB cable and in-flight plug adaptor	1.2 m detachable headphone cable with gold-plated L-shaped plug, warranty card and reference guide; no carrying case or USB charging cable listed