JBL Live 770NC vs Anker soundcore Space Q45

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Live 770NC compared with Space Q45

	JBLLive 770NC	Anker soundcoreSpace Q45
Overview
Released
Released	August 2023	August 2022
Sound
Type
Type	Over-ear	Over-ear
Noise cancelling
Noise cancelling	Yes	Yes
Transparency mode
Transparency mode	Yes	Yes
Driver size
Driver size	40 mm	40 mm
Back
Back	Closed	Closed
Impedance
Impedance	32 ohms	–
Bluetooth codecs
Bluetooth codecs	SBC and AAC	SBC, AAC and LDAC
Drivers
Drivers	40 mm dynamic; current UK page lists 20 Hz–20 kHz response; PDF distinguishes Bluetooth 20 Hz–20 kHz from AUX 20 Hz–40 kHz; 100 dB SPL sensitivity at 1 kHz	40 mm double-layer diaphragm using silk and ceramic materials
Noise cancelling detail
Noise cancelling detail	True Adaptive Noise Cancelling, Ambient Aware and TalkThru	Adaptive noise cancelling and five custom noise-cancelling levels in the maker FAQ; adjustable transparency
Audio features
Audio features	Spatial Sound and Personi-Fi 2.0; SBC/AAC confirmed by Les Numériques, while maker LE Audio support remains a promised OTA update; no current LC3 support inferred	LDAC on compatible Android devices, soundcore app equaliser and presets; maker FAQ excludes simultaneous LDAC and multipoint
Hearing health
Hearing health	Personalised hearing profile and VoiceAware own-voice monitoring	–
Battery
Listening time (maker's claim)
Listening time (maker's claim)	Up to 50 hours	Up to 50 hours
Battery life detail
Battery life detail	Up to 65 hours with Bluetooth on and ANC off, 50 with both on, or 40 with Bluetooth off and ANC on; calls up to 33 hours without ANC or 28 with it; 850 mAh, 3.7 V battery. Current UK table and PDF give three-hour full charging, despite two hours in marketing prose	Up to 50 hours with ANC or 65 hours without it, tested by the maker at 60% volume. SoundGuys lists the release date as 25 August 2022
Charging case
Charging case	–	USB-C charging takes around two hours; headphones cannot be used while charging
Fast charging
Fast charging	Five minutes supplies up to four hours	Maker specification table and FAQ give four hours of listening from five minutes of charging; its introductory paragraph instead says five hours
Design
Weight
Weight	256 g (better)	292 g
Bluetooth
Bluetooth	5.3	5.3
Two devices at once
Two devices at once	Yes	Yes
Headphone cable
Headphone cable	Yes	Yes
Controls
Controls	Physical buttons and customisable touch panel; maker automatic play/pause worked in Les Numériques' firmware 3.2.0 test, while Tom's Guide reports wearing detection failed	Physical playback, volume, power and NC buttons; no wearing detection or touch gestures (SoundGuys and Tom's Guide)
Microphones
Microphones	Two beamforming call microphones; maker separately describes four noise-sensing microphones	Two microphones with AI call-noise reduction
Fit and ear tips
Fit and ear tips	Foldable over-ear design with fabric headband; closed back confirmed by Les Numériques	Folding aluminium-alloy hinges and cushioned ear cups; maker weight is 292 g, while SoundGuys' review table lists 281 g
Dimensions
Dimensions	Outer cups 9.3 × 7.6 cm; inner 5.8 × 4 cm; depth 2.7 cm	–
Works with
Works with	Two Bluetooth devices, Google Fast Pair, voice assistants and detachable analogue cable; passive listening confirmed by Les Numériques	Bluetooth connection to two devices; AUX input is 3.5 mm (SoundGuys and Tom's Guide)
Colours
Colours	Black, White, Blue and Sandstone	Black, Blue and White; only Black was available at launch, according to Tom's Guide
In the box
In the box	Headphones, USB-C charging cable, detachable audio cable, warranty and quick-start guide. UK page and maker prose advertise a carrying pouch, but PDF box list and Les Numériques' sample omit it. Maker's end-August UK schedule is corroborated by Les Numériques' actual 31 August 2023 regional release	Headphones, carrying case, USB-C charging cable, AUX cable and user guide (Tom's Guide)