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Sony WH-CH720N vs Anker soundcore Space Q45

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

Better figure, where one is clearly better

SonyWH-CH720NAnker soundcoreSpace Q45
Overview
ReleasedMarch 2023August 2022
Sound
TypeOver-earOver-ear
Noise cancellingYesYes
Transparency modeYesYes
Driver size30 mm40 mm
Back–Closed
Bluetooth codecsSBC and AACSBC, AAC and LDAC
Lossless over USB-CNo–
ChipV1–
Drivers30 mm dynamic driver; 7 Hz to 20,000 Hz (JEITA, wired, switched on); sensitivity 108 dB/mW switched on, 99 dB/mW switched off; impedance 325 Ω switched on, 31 Ω switched off (1 kHz, wired)40 mm double-layer diaphragm using silk and ceramic materials
ChipIntegrated Processor V1–
Noise cancelling detailDual Noise Sensor technology, with two microphones on each ear cup; Ambient Sound Mode adjustable in 20 levels in the appAdaptive noise cancelling and five custom noise-cancelling levels in the maker FAQ; adjustable transparency
Audio featuresDSEE upscaling; 360 Reality Audio; equaliser in the appLDAC on compatible Android devices, soundcore app equaliser and presets; maker FAQ excludes simultaneous LDAC and multipoint
Battery
Listening time (maker's claim)Up to 35 hoursUp to 50 hours
Battery life detailUp to 50 hours with noise cancelling off (AAC or SBC); 35 hours with Ambient Sound Mode on; talk time up to 35 hours (40 hours with noise cancelling off); up to 35 hours on the headphone cable with noise cancelling on (50 hours off); DSEE, the equaliser and the voice-assistant wake word shorten battery life; can't be used while chargingUp 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–USB-C charging takes around two hours; headphones cannot be used while charging
Fast charging3 minutes gives about 60 minutes of playback, 10 minutes about 4.5 hours; full charge in about 3.5 hours (0.5 A or higher USB adaptor)Maker specification table and FAQ give four hours of listening from five minutes of charging; its introductory paragraph instead says five hours
Design
Weight192 g292 g
Bluetooth5.25.3
Two devices at onceYesYes
Headphone cableYesYes
ControlsButtons for power, volume up and down, play/call (press twice to skip forwards, three times to skip back; hold for the voice assistant) and NC/AMB; hands-free "OK Google" or "Alexa" wake wordPhysical playback, volume, power and NC buttons; no wearing detection or touch gestures (SoundGuys and Tom's Guide)
MicrophonesTwo noise-cancelling microphones on each ear cup; beamforming call microphones with Precise Voice Pickup technology and a Wind Noise Reduction StructureTwo microphones with AI call-noise reduction
Fit and ear tipsClosed, over-ear; synthetic leather and urethane earpads; sliders on both sides of the headbandFolding aluminium-alloy hinges and cushioned ear cups; maker weight is 292 g, while SoundGuys' review table lists 281 g
Water resistance detailNo water resistance rating–
Works withSony | Sound Connect app (formerly Headphones Connect) for iOS and Android; multipoint connection to two devices; Google Fast Pair and Microsoft Swift Pair; Bluetooth 5.2 Class 1, about 10 m range; A2DP, AVRCP, HFP and HSPBluetooth connection to two devices; AUX input is 3.5 mm (SoundGuys and Tom's Guide)
ColoursBlack, Blue, White; Pink added in 2025Black, Blue and White; only Black was available at launch, according to Tom's Guide
In the boxHeadphones, USB-C cable (USB-A to USB-C, about 20 cm), headphone cable (about 1.2 m)Headphones, carrying case, USB-C charging cable, AUX cable and user guide (Tom's Guide)

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