Nothing Headphone (1) Pro: B192 · white
Sennheiser MOMENTUM 4 Wireless: MOMENTUM 4 Wireless over-ear wireless headphones; Black (509266), White (509267), Graphite (700383) and later Brown, Teal, Copper and Denim colours. MOMENTUM True Wireless in-ear models and MOMENTUM 3 Wireless are separate products.
| Specification | Nothing Headphone (1) Pro | Sennheiser MOMENTUM 4 Wireless |
|---|---|---|
| Release year | 2026 | 2022 |
| Model | B192 Nothing | — |
| Release year | 2026; available at announcement Nothing | — |
| Drivers / earcup | 40 mm dynamic + 13 × 8 mm dynamic + 3.2 × 6 × 1.15 mm xMEMS Nothing | — |
| Rated frequency range | 20 Hz–40 kHz Nothing | — |
| Dimensions / weight | 190.2 × 174.4 × 78 mm; 327 g Nothing | — |
| Carrying case | 383.5 g Nothing | — |
| Battery | 1060 mAh; approximately 2 hours to charge Nothing | — |
| Bluetooth | 6.1 Nothing | — |
| Music codecs | AAC, SBC, LDAC; LC3 for Broadcast Audio only Nothing | — |
| USB-C audio | Lossless up to 24-bit / 192 kHz Nothing | — |
| 3.5 mm input | Manufacturer specifies source audio up to 24-bit / 96 kHz Nothing | — |
| AAC battery life | Up to 68 hours ANC off; 30 on Nothing | — |
| LDAC battery life | Up to 53 hours ANC off; 28 on Nothing | — |
| Quick charge | 5 minutes → AAC: up to 4 hours ANC off; 2 on Nothing | — |
| Charging input | USB-C; up to 5 W Nothing | — |
| Noise cancellation | Hybrid adaptive ANC; 10 microphones Nothing | — |
| Body / cushions | Aluminium alloy, titanium arms, tempered glass; PU leather and memory foam Nothing | — |
| Protection | IP52; not for swimming or showering Nothing | — |
| Dual connection | Enable in Nothing X; off by default Nothing | — |
| Flat EQ | Physical switch on the left earcup Nothing | — |
| Auracast | Receive compatible broadcasts and rebroadcast a Bluetooth source Nothing | — |
| Controls | Roller: volume/playback; Paddle: tracks; customisable button Nothing | — |
| Idle behaviour | 30 minutes idle and unworn → sleep; no automatic power-off Nothing | — |
| Type | — | Around-ear, closed-back, wireless; active noise cancelling Sennheiser |
| Driver and frequency response | — | 42 mm dynamic driver; 6 Hz–22 kHz; 106 dB SPL (1 kHz / 0 dB FS) Sennheiser |
| Impedance | — | Active 470 Ω, passive 60 Ω Sennheiser |
| Noise cancelling and microphones | — | Adaptive hybrid ANC; 4 microphones in total (2 per side, MEMS, beamforming; 50 Hz–10 kHz); anti-wind mode; transparency mode Sennheiser |
| Bluetooth and codecs | — | Bluetooth 5.2, Class 1; A2DP, AVRCP, HFP; SBC, AAC, aptX and aptX Adaptive Sennheiser |
| Battery and charging | — | 700 mAh lithium-ion; up to 60 hours with noise cancelling on; full charge in about 2 hours; up to 4 hours from 5 minutes of charging; USB-C 5 V 800 mA Sennheiser |
| Wired use | — | Hi-res digital audio over USB-C; 3.5 mm / 2.5 mm analogue cable Sennheiser |
| Controls and app | — | Touch surface on the right cup; Smart Pause wear detection; Auto On/Off; 5-band equaliser and Sound Personalization in the Smart Control app Sennheiser |
| In the box | — | Carry case; USB-C charging cable; audio cable with 3.5 mm and 2.5 mm jacks; airplane adapter Sennheiser |
| Water resistance | — | No IP rating listed Sennheiser |