Bose Noise Cancelling Headphones 700 vs Bose QuietComfort Ultra Headphones

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Noise Cancelling Headphones 700 compared with QuietComfort Ultra Headphones

	BoseNoise Cancelling Headphones 700	BoseQuietComfort Ultra Headphones
Overview
Released
Released	June 2019	October 2023
Sound
Type
Type	Over-ear	Over-ear
Noise cancelling
Noise cancelling	Yes	Yes
Transparency mode
Transparency mode	Yes	Yes
Spatial audio with head tracking
Spatial audio with head tracking	–	Yes
Back
Back	Closed	–
Bluetooth codecs
Bluetooth codecs	SBC and AAC	SBC, AAC and aptX Adaptive
Lossless over USB-C
Lossless over USB-C	–	No
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	Eight microphones for feedback and adaptive feed-forward noise reduction; Quiet, Aware and Immersion modes plus custom modes; Aware Mode with ActiveSense briefly applies noise cancelling during very loud sounds; noise cancelling adjustable in the Bose app; Wind Block setting; CustomTune calibrates sound and noise cancelling to your ears each time you put them on
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	Bose Immersive Audio (Still keeps the sound in place as you turn your head; Motion lets it follow) using an onboard IMU; three-band EQ (bass, mid-range, treble) in the Bose app; aptX Adaptive with Snapdragon Sound devices
Battery
Listening time (maker's claim)
Listening time (maker's claim)	Up to 20 hours	Up to 24 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 24 hours with Immersive Audio off, 18 hours with it on; tested by Bose at 75 dB SPL in Quiet Mode; the headphones don't charge while switched on
Fast charging
Fast charging	15 minutes gives up to 3.5 hours; full charge in up to 2.5 hours (current owner's guide)	15 minutes gives up to 2.5 hours with Immersive Audio off, 2 hours with it on (owner's guide; Bose UK's FAQ says 3 hours); full charge in up to 3 hours
Design
Weight
Weight	254 g	254 g
Bluetooth
Bluetooth	5.0	5.3
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	On the right ear cup, a Bluetooth/power button, a multi-function button (play, pause, skip, calls, modes) and a capacitive volume strip (swipe for volume; touch and hold for a shortcut to Immersive Audio settings, Spotify Tap, the voice assistant or battery level); on-head detection pauses and resumes audio and wakes or sleeps the headphones
Microphones
Microphones	Eight microphones; six used for active noise cancellation, with two of those shared with two further microphones for four-microphone voice pickup	Eight microphones in total; four are used for calls (two on each ear cup), in a beamforming array
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 (circumaural) with an adjustable headband; removable protein leather cushions; plastic, aluminium and protein leather; fold flat for the 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	–
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 water resistance rating published
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 app (launched with Bose Music) for iOS and Android; multipoint connection to two devices since a July 2024 update; Google Fast Pair; Spotify Tap; SimpleSync with Bose smart soundbars and speakers; 2.5 mm analogue input needs the headphones powered on; no USB audio
Colours
Colours	Black and Silver at launch	Black and White Smoke at launch; What Hi-Fi lists later Lunar Blue and Diamond 60th Edition finishes
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, 3.5 mm to 2.5 mm audio cable, USB-C (A to C) cable (50.8 cm), safety sheet