Bose Noise Cancelling Headphones 700 vs Bose QuietComfort 35 II

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Noise Cancelling Headphones 700 compared with QuietComfort 35 II

	BoseNoise Cancelling Headphones 700	BoseQuietComfort 35 II
Overview
Released
Released	June 2019	September 2017
Sound
Type
Type	Over-ear	Over-ear
Noise cancelling
Noise cancelling	Yes	Yes
Transparency mode
Transparency mode	Yes	–
Back
Back	Closed	–
Bluetooth codecs
Bluetooth codecs	SBC and AAC	SBC and AAC
Noise cancelling detail
Noise cancelling detail	Adjustable noise cancellation from full cancellation to full transparency; three customisable favourites on the Noise Control button; Conversation mode pauses audio and allows surroundings through; launch reviews describe 11 levels	High, Low and Off settings in the Bose Connect app or via the Action button; defaults to High on power-up; no dedicated transparency mode described in the maker's guide
Audio features
Audio features	Active equalisation; bass, mid-range and treble adjustment in the Bose app after updating the headphones; Self Voice adjusts how much of your own voice you hear during calls	No custom equaliser in Bose Connect (SoundGuys); SBC and AAC codecs confirmed by SoundGuys
Battery
Listening time (maker's claim)
Listening time (maker's claim)	Up to 20 hours	Up to 20 hours
Battery life detail
Battery life detail	Up to 20 hours per charge; USB-C charging; the headphones do not play audio or cancel noise while charging	Up to 20 hours wirelessly or 40 hours using the supplied audio cable; headphones do not play while charging; analogue listening remains possible with a depleted battery
Fast charging
Fast charging	15 minutes gives up to 3.5 hours; full charge in up to 2.5 hours (current owner's guide)	Full charge in up to two hours (current owner's guide); What Hi-Fi reports 15 minutes provides 2.5 hours of wireless listening
Design
Weight
Weight	254 g	–
Bluetooth
Bluetooth	5.0	4.1
Two devices at once
Two devices at once	Yes	Yes
Headphone cable
Headphone cable	Yes	Yes
Controls
Controls	Touch surface on the right earcup for playback, volume and calls; separate Power/Bluetooth, Noise Control and Voice Assistant buttons; hold Noise Control for one second for Conversation mode	Power/Bluetooth slider, volume buttons and multi-function button on the right earcup; left Action button can control noise cancellation; multi-function button accesses the phone's voice control
Microphones
Microphones	Eight microphones; six used for active noise cancellation, with two of those shared with two further microphones for four-microphone voice pickup	Built-in microphone system for calls and voice assistants; maker's launch announcement describes voice pickup but does not publish a microphone count
Fit and ear tips
Fit and ear tips	Around-ear cushions; stainless-steel headband with sliding earcups; earcups rotate flat for the supplied carry case	Around-ear cushions; headband folds and earcups rotate for the supplied carry case
Dimensions
Dimensions	254 g weight reported by What Hi-Fi and SoundGuys; an accessible current maker document does not give the headphone weight	SoundGuys reports 235.3 g and 180 × 170 × 81 mm; What Hi-Fi's table gives 240 g; no current maker headphone weight was verified, so the main weight field is left out
Water resistance detail
Water resistance detail	No IP rating verified in the maker documents used; owner's guide says not to use near water	No IP rating verified in the maker documents used; owner's guide says not to use near water
Works with
Works with	Bose app (originally Bose Music) for settings and updates; two active Bluetooth devices, one audio stream at a time, with eight stored pairings; SimpleSync with compatible Bose speakers and soundbars; Bluetooth 5.0 and SBC/AAC confirmed by SoundGuys; Google Assistant is not available on iOS according to Bose's current support article; launch Bose AR functionality is not treated as a current feature	Bose Connect app for iOS and Android; two active Bluetooth devices, one audio stream at a time, with eight stored pairings; NFC pairing; SimpleSync with compatible Bose speakers and soundbars; Bluetooth 4.1 confirmed by TechRadar; Google Assistant is not available on iOS according to Bose's current article; current maker product page also lists Amazon Alexa, subject to country and language availability
Colours
Colours	Black and Silver at launch	Black and Silver at launch
In the box
In the box	Headphones, carry case, USB-C to USB-A cable, 3.5 mm to 2.5 mm audio cable	Headphones, carry case, USB charging cable and analogue audio cable; micro-USB charging connector; 2.5 mm headphone to 3.5 mm device audio cable (TechRadar)