Bose QuietComfort 45 vs Sony WH-CH710N

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QuietComfort 45 compared with WH-CH710N

	BoseQuietComfort 45	SonyWH-CH710N
Overview
Released
Released	September 2021	2020
Sound
Type
Type	Over-ear	Over-ear
Noise cancelling
Noise cancelling	Yes	Yes
Transparency mode
Transparency mode	Yes	Yes
Driver size
Driver size	–	30 mm
Back
Back	–	Closed
Bluetooth codecs
Bluetooth codecs	SBC and AAC	SBC and AAC
Drivers
Drivers	–	30 mm dome drivers; wired response 7 Hz–20 kHz (JEITA), or 20 Hz–20 kHz powered on. Impedance 72 ohms powered on and 33 ohms off; sensitivity 94 dB/mW on and 100 dB/mW off (1 kHz).
Noise cancelling detail
Noise cancelling detail	Two modes, Quiet (full noise cancelling) and Aware (full transparency); microphones inside and outside the ear cups with a proprietary digital chip, tuned for mid-range frequencies such as voices	Feedforward and feedback microphones; automatic noise-cancelling mode selection; Ambient Sound Mode
Audio features
Audio features	TriPort acoustic architecture; Active EQ; adjustable EQ (bass, mid-range and treble) in the Bose Music app	–
Battery
Listening time (maker's claim)
Listening time (maker's claim)	Up to 22 hours	Up to 35 hours
Battery life detail
Battery life detail	Up to 22 hours on Bose's current product page, tested with noise cancelling on at 50% volume in continuous playback; Bose quoted up to 24 hours at launch (2021 press release); wired listening with the audio cable extends play time	Bluetooth playback: 35 hours with noise cancelling, 40 with Ambient Sound Mode, 45 with both off (AAC or SBC). Powered wired playback: 50 hours with noise cancelling, 60 otherwise.
Fast charging
Fast charging	15 minutes gives up to 3 hours; full charge in up to 2.5 hours (Bose UK; the launch press release said two hours)	About 7 hours for a full USB-C charge; 10 minutes gives about 60 minutes of playback; requires a USB adaptor providing at least 0.5 A
Design
Weight
Weight	240 g	223 g (better)
Bluetooth
Bluetooth	5.1	5.0
Two devices at once
Two devices at once	Yes	Yes
Headphone cable
Headphone cable	Yes	Yes
Controls
Controls	Physical buttons; on the right ear cup, power, volume up, volume down and a multi-function button (play, pause, calls, voice assistant); on the left ear cup, an Action button to switch modes and mute the microphone on calls	Power/pairing button; right-side volume and multifunction playback/call buttons; NC/AMB button; hold multifunction button for phone voice assistant
Microphones
Microphones	Four external microphones for voice pickup in a beamforming array with a noise-rejection algorithm; What Hi-Fi counts six microphones in total	Built-in call and noise-sensing microphones; omnidirectional electret condenser microphone, 50 Hz–8 kHz
Fit and ear tips
Fit and ear tips	Around-ear with plush synthetic leather ear cushions and headband; impact-resistant nylon with cast-metal hinges; folds flat for the carry case	Adjustable headband with metal slider; oval ear pads; earcups swivel flat, but the headband does not fold; 223 g excluding cable
Case weight
Case weight	0.18 kg (carry case)	–
Water resistance detail
Water resistance detail	No water resistance rating published	Not waterproof
Works with
Works with	Bose Music app for iOS and Android; multipoint connection to two devices; remembers up to seven paired devices; SimpleSync with Bose smart soundbars and speakers; Spotify Tap	NFC; A2DP, AVRCP, HFP and HSP. Multipoint assigns music to one device and calls to another. Wired listening disables Bluetooth and uses the phone's microphone for calls.
Colours
Colours	Triple Black and White Smoke at launch	Black, White and Blue; regional availability varies
In the box
In the box	Headphones, carry case, 30.5 cm USB-C charging cable, 3.5 mm to 2.5 mm audio cable	Headphones, 1.2 m headphone cable and approximately 20 cm USB-A to USB-C cable