Sony WH-1000XM2 vs Sony WH-CH700N

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WH-1000XM2 compared with WH-CH700N

	SonyWH-1000XM2	SonyWH-CH700N
Overview
Released
Released	September 2017	2018
Sound
Type
Type	Over-ear	Over-ear
Noise cancelling
Noise cancelling	Yes	Yes
Transparency mode
Transparency mode	Yes	–
Driver size
Driver size	40 mm	40 mm
Back
Back	Closed	Closed
Bluetooth codecs
Bluetooth codecs	SBC, AAC, aptX, aptX HD and LDAC	SBC, AAC, aptX and aptX HD
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	40 mm dome drivers with neodymium magnets; wired response 7 Hz–20 kHz (JEITA), or 20 Hz–20 kHz powered on. Impedance 22 ohms powered on and 48 ohms off; sensitivity 97 dB/mW on and 98 dB/mW off at 1 kHz.
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	Digital noise cancelling; hold the NC button for AI noise cancelling to analyse surroundings and choose between three modes.
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; app equaliser and VPT surround settings.
Battery
Listening time (maker's claim)
Listening time (maker's claim)	Up to 30 hours	Up to 35 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	Bluetooth playback with aptX/aptX HD: up to 35 hours with noise cancelling, 40 without. SBC/AAC with DSEE enabled: 35/40 hours; with DSEE off: 40/45 hours. Powered wired playback with noise cancelling: up to 50 hours. Actual duration depends on settings and conditions.
Fast charging
Fast charging	Ten minutes of charging gives up to 70 minutes of playback	Micro-USB; approximately seven hours for a full charge; ten minutes gives about 60 minutes of music playback.
Design
Weight
Weight	275 g	240 g (better)
Bluetooth
Bluetooth	4.1	4.1
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 power, volume, playback/call and NC buttons; phone voice assistant access. NC button can be reassigned to Google Assistant or Alexa with compatible firmware, app and phone; availability varies by region.
Microphones
Microphones	–	Omnidirectional electret condenser microphone, 50 Hz–8 kHz.
Fit and ear tips
Fit and ear tips	Circumaural ear cushions; swivelling earcups fold into the supplied carrying case	Adjustable headband; inward-angled drivers; earcups swivel flat; approximately 240 g excluding cable.
Water resistance detail
Water resistance detail	–	Not waterproof
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	NFC; A2DP, AVRCP, HFP and HSP. Multipoint assigns music and calls to different devices; unavailable while using Google Assistant or Alexa. Up to eight paired devices. Wired listening works with power off and disables Bluetooth; calls use the connected phone's microphone.
Colours
Colours	Black, Champagne Gold	Black, Grey and Blue; regional availability varies
In the box
In the box	Headphones, carrying case, 1.5 m headphone cable, USB cable and in-flight plug adaptor	Headphones, approximately 1.2 m detachable headphone cable and micro-USB charging cable.