Sennheiser MOMENTUM 4 Wireless vs Anker soundcore Space Q45

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MOMENTUM 4 Wireless compared with Space Q45

	SennheiserMOMENTUM 4 Wireless	Anker soundcoreSpace Q45
Overview
Released
Released	August 2022	August 2022
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	No	–
Driver size
Driver size	42 mm	40 mm
Back
Back	–	Closed
Bluetooth codecs
Bluetooth codecs	SBC, AAC and aptX Adaptive	SBC, AAC and LDAC
Lossless over USB-C
Lossless over USB-C	Yes	–
Drivers
Drivers	Dynamic transducer; 6 Hz to 22,000 Hz (–10 dB); 106 dB SPL (1 kHz / 0 dBFS); THD < 0.3% (1 kHz, 100 dB SPL)	40 mm double-layer diaphragm using silk and ceramic materials
Noise cancelling detail
Noise cancelling detail	Adaptive Noise Cancellation with two outward and two inward microphones; Transparency Mode; ANC and Transparency intensity adjustable by pinch gestures or in the app; wind noise reduction off, auto or max	Adaptive noise cancelling and five custom noise-cancelling levels in the maker FAQ; adjustable transparency
Audio features
Audio features	Built-in EQ, sound modes and Sound Personalization in the Smart Control app; audio from a Mac, PC or mobile device over the USB-C cable	LDAC on compatible Android devices, soundcore app equaliser and presets; maker FAQ excludes simultaneous LDAC and multipoint
Battery
Listening time (maker's claim)
Listening time (maker's claim)	Up to 60 hours	Up to 50 hours
Battery life detail
Battery life detail	Built-in 700 mAh lithium-polymer battery; 60 hours measured with music over Bluetooth and ANC on; full charge in about 2 hours (USB-C, 5 V, 750 mA max)	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	10 minutes for up to 6 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	293 g	292 g (better)
Bluetooth
Bluetooth	5.2	5.3
Two devices at once
Two devices at once	Yes	Yes
Headphone cable
Headphone cable	Yes	Yes
Controls
Controls	Touch pad on the right ear cup (tap, swipe, pinch); multi-function button; Smart Pause pauses playback when the headphones are taken off; Auto On/Off	Physical playback, volume, power and NC buttons; no wearing detection or touch gestures (SoundGuys and Tom's Guide)
Microphones
Microphones	Four MEMS speech microphones in a 2x2 beamforming array; automatic wind noise suppression; Sidetone for calls	Two microphones with AI call-noise reduction
Fit and ear tips
Fit and ear tips	Around-the-ear (circumaural), closed-back; folds flat into the carry case	Folding aluminium-alloy hinges and cushioned ear cups; maker weight is 292 g, while SoundGuys' review table lists 281 g
Works with
Works with	Sennheiser Smart Control app; two active Bluetooth connections; USB audio with a Mac, PC or mobile device; 2.5 mm analogue input (switches off Bluetooth)	Bluetooth connection to two devices; AUX input is 3.5 mm (SoundGuys and Tom's Guide)
Colours
Colours	Black, White, Graphite, Brown, Teal	Black, Blue and White; only Black was available at launch, according to Tom's Guide
In the box
In the box	Headphones, carry case, USB-C to USB-A cable (approx. 1.2 m), 3.5 mm to 2.5 mm audio cable (approx. 1.2 m), in-flight adapter, quick guide, safety guide	Headphones, carrying case, USB-C charging cable, AUX cable and user guide (Tom's Guide)