Sennheiser MOMENTUM 2 Wireless vs Sennheiser MOMENTUM 4 Wireless

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MOMENTUM 2 Wireless compared with MOMENTUM 4 Wireless

	SennheiserMOMENTUM 2 Wireless	SennheiserMOMENTUM 4 Wireless
Overview
Released
Released	2015	August 2022
Sound
Type
Type	Over-ear	Over-ear
Noise cancelling
Noise cancelling	Yes	Yes
Transparency mode
Transparency mode	–	Yes
Spatial audio with head tracking
Spatial audio with head tracking	–	No
Driver size
Driver size	–	42 mm
Back
Back	Closed	–
Bluetooth codecs
Bluetooth codecs	aptX	SBC, AAC and aptX Adaptive
Lossless over USB-C
Lossless over USB-C	Yes	Yes
Drivers
Drivers	Dynamic, closed-back; 16 Hz–22 kHz; 113 dB SPL in passive mode; THD < 0.5% at 1 kHz and 100 dB SPL	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)
Noise cancelling detail
Noise cancelling detail	NoiseGard hybrid active cancellation uses two outward-facing and two inward-facing microphones; stated attenuation up to 25 dB	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
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
Battery
Listening time (maker's claim)
Listening time (maker's claim)	Up to 22 hours	Up to 60 hours
Battery life detail
Battery life detail	Built-in 600 mAh lithium-polymer battery; up to 22 hours with Bluetooth and noise cancellation; approximately three hours to charge over Micro-USB	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)
Fast charging
Fast charging	–	10 minutes for up to 6 hours
Design
Weight
Weight	265 g (better)	293 g
Bluetooth
Bluetooth	4.0	5.2
Two devices at once
Two devices at once	–	Yes
Headphone cable
Headphone cable	Yes	Yes
Controls
Controls	Power and pairing button, three-way multifunction switch for playback, calls and volume; NFC pairing	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
Microphones
Microphones	VoiceMax two-microphone array for calls	Four MEMS speech microphones in a 2x2 beamforming array; automatic wind noise suppression; Sidetone for calls
Fit and ear tips
Fit and ear tips	Around-ear leather pads, stainless-steel sliders and folding headband	Around-the-ear (circumaural), closed-back; folds flat into the carry case
Works with
Works with	Passive listening with the supplied 2.5 mm to 3.5 mm cable; USB audio from a computer; 28 ohms in passive mode, 480 ohms in active mode	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)
Colours
Colours	Black, Ivory	Black, White, Graphite, Brown, Teal
In the box
In the box	Headphones, hard and soft carry cases, 2.5 mm to 3.5 mm audio cable, Micro-USB charging cable, in-flight adaptor, quick guide and safety guide	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