Sony WH-ULT900N vs Sennheiser Momentum True – Specs, Price & Comparison (2026)

Battery Life 30 Hrs NC ON, 50 Hrs NC OFF. Discover ULT WEAR Noise-Cancelling Headphones. 110 dB/mW when connecting via the headphone cable with the unit turned On. 100 dB/mW when connecting via the headphone cable with the unit turned off 32 ohms 1kHz when connecting via the headphone cable with the unit turned off. 314 ohms 1 kHz when connecting via the headphone cable with the unit turned On. Massive Bass : Press the ULT button to boost your bass & feel the incredible power of sound. The ULT WEAR is designed to fit your style. Cool, comfortable, and built for powerful, high-quality sound. With exceptional bass and improved noise cancelling, our new ULT WEAR headphones let you bring your favourite festival or club feel with you, everywhere you go. With dual noise sensor technology and the Integrated Processor V1, ULT WEAR takes digital noise cancelling to the next level. Now you can truly shut out the world and enjoy a party for oneâ€”just you and your music. The ULT WEAR exudes function, form and features. A sensor pauses your music when you take them off and starts again when you put them on, and BluetoothÂ® pairs with two devices at the same time. Ideal for everyday use. Press the ULT button for powerful sound, thanks to the specially designed 40-mm driver unit and Integrated Processor V1. Enjoy precise, punchy, high-quality sound that gets you as close to the original recording as possible.

Good clarity - experience sound that's like being there thanks to Sennheiser category leading wireless technology; Use the app to configure the headphones and additional functions. Fingertip control - Control your music, calls and voice assistant simply through intuitive touchpad technology built into both earbuds. Stay aware - Transparent hearing keeps you aware of your surroundings, allowing you to easily listen and chat without having to remove your earbuds Extended listening - 4 hours of listening becomes 12 with the compact charging case that gives you two full extra charges. Handle conditions - Made for every environment with durable, tough, splash resistant materials, ( IPX4 rated ).

Sennheiser Momentum True and Sony WH-ULT900N offer different noise cancellation capabilities (NA vs Active Noise Cancelling), which can impact how effectively they block external noise. Sennheiser Momentum True uses Bluetooth 5.0 while Sony WH-ULT900N supports Bluetooth 5.2, which can impact connectivity stability and efficiency. The driver size differs between the two (7 mm vs 40 mm), which can influence sound depth, bass response, and overall audio clarity. Battery life varies between the two (12 Hours vs 30 Hours), which affects how long you can use them on a single charge. Sennheiser Momentum True and Sony WH-ULT900N are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. The frequency response differs (5 Hz - 21000 Hz vs 5Hz - 20KHz), which can influence how well the headphones reproduce lows, mids, and highs. From a usability standpoint, both models provide a reliable and premium headphone experience. There is a noticeable difference in weight (57 gm vs 255 GM), which may affect comfort during extended use. Impedance levels vary (16 ohm vs 32 / 314 Ohms), which can affect compatibility and audio output when used with different devices.

Verdict: Choosing between Sennheiser Momentum True and Sony WH-ULT900N depends on whether you value better sound, longer battery life, or enhanced features.

Top Differences

Battery Life: 12 Hours vs 30 Hours
Noise Cancelling: NA vs Active Noise Cancelling
Driver Size: 7 mm vs 40 mm
Bluetooth: 5.0 vs 5.2
Weight: 57 gm vs 255 GM

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Top Differences