Bose QuietComfort vs Bose QuietComfort Headphones (2nd Gen)

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

QuietComfort compared with QuietComfort Headphones (2nd Gen)
BoseQuietComfortBoseQuietComfort Headphones (2nd Gen)
Overview
Released2000August 2026
Sound
TypeOver-earOver-ear
Noise cancellingYesYes
Transparency mode–Yes
Spatial audio with head tracking–Yes
BackClosed–
Bluetooth codecsNone (wired)SBC and AAC
Lossless over USB-C–Yes
Noise cancelling detailNoise cancellation works with the audio plug disconnected; the in-line box carries the power and Hi/Lo controlsQuietControl noise cancellation with a six-microphone system; adaptive feedforward control compensates for gaps in the ear cup seal (glasses, hair, hats); Quiet, Aware, Immersion and Cinema modes plus custom modes; Aware mode with ActiveSense softens sudden noise spikes; noise cancelling adjustable or fully off in the Bose app; wind block in custom modes
Audio features–Bose TrueSpatial Technology with Immersive Audio (Still keeps the virtual speakers in place as you turn your head; Motion lets them follow) and Cinema Mode; SoundDesign signal processing; three-band EQ in the Bose app; two-way USB-C audio with lossless input up to 24-bit/48 kHz and voice output up to 24-bit/16 kHz
Battery
Listening time (maker's claim)Up to 80 hoursUp to 24 hours
Battery life detailBose states an average 80 hours from two AAA alkaline cells; the indicator flashes with at least eight hours remainingUp to 24 hours with noise cancelling on, 18 hours with Immersive Audio on; tested by Bose at 75 dB SPL; can be used over Bluetooth or USB audio while charging; the USB-C to 3.5 mm cable works only with the headphones powered on, so with a flat battery Bose says to listen over USB-C while charging
Fast charging–15 minutes gives up to 2.5 hours of playback; full charge in up to 3 hours (slower while in use)
Design
Weight–230 g
Bluetooth–5.4
Two devices at once–Yes
Headphone cableYesYes
ControlsIn-line On/Off and Hi/Lo switch; the two levels affect audio volume but not noise cancellationPhysical buttons; on the right ear cup, a Bluetooth/power slider, a multi-function button (play, pause, skip, calls) and volume buttons; on the left ear cup, an Action button for modes and a shortcut to the voice assistant, Spotify or Immersive Audio settings
Microphones–Six microphones, used for noise cancelling and calls, with updated background noise filtering for calls
Fit and ear tipsAround-ear cushions with adjustable headband and replaceable ear cushionsAround-ear (circumaural) with a redesigned adjustable headband with smooth sliders; oval ear cups with removable protein leather cushions; plastic headband and yokes; folds for the carry case
Water resistance detail–No water resistance rating published
Works withFixed cable with 3.5 mm audio plug; Bose also supplied dual 3.5 mm airline and 6.3 mm stereo adaptersBose app for iOS and Android; multipoint connection to two devices; Google Fast Pair; USB-C audio for calls and video conferencing on computers
Colours–Black, White Smoke; limited-edition Eucalyptus Green, Dewdrop Mint and Rosewood Mauve; Bose UK also lists Sky Pink
In the box–Headphones, carry case, USB-C to USB-C cable (1 m), USB-C to 3.5 mm cable, safety sheet

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