Sennheiser PXC 550-II vs Sony WH-1000XM3 – Which Headphones Are Better? (2026)

Smart Pause Autopilot. First Class Call Quality. The Sound of Smart Travel. Your Personal Travel Assistant. Long Lasting Comfort, One Charge Travel One touch access to voice assistant: with the touch of a single button you have access to your AI helper: Siri, hey google and Alexa. Smart pause (activated via the app) auto on and off: swivel the ear cups to turn off, sensors detect when you wear the headphone and play or pause music. Touch control: a touch pad on the right ear cup provides vol, play, stop, pause and track skipping control, touching the ear cup allows you to take an incoming call. Exceptional battery performance up to 30 hours: the pxc 550-ii wireless delivers up to 30 hours of battery life, you can travel from London to Hong Kong and back with just one charge. Superior sound quality and active noise cancellation: the pxc 550-ii delivers Sennheiser .legendary sound quality, active noise cancellation reduces the ambient noise around you and can be adjusted.

NFC: Yes Quick Attention: Yes Ambient Sound Mode: Yes Noise Cancellation Switch: Yes All day power and quick charging. Volume Control Touch Sensor: Yes Gold-plated L-shaped Stereo Mini Plug. Atmospheric Pressure Optimization: Yes High-quality audio with DSEE HXâ„¢ and LDAC.

Key Differences

There is a noticeable difference in weight (255 gm vs 227 gm), which may affect comfort during extended use. Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. Sony WH-1000XM3 and Sennheiser PXC 550-II are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. The driver size differs between the two (40 mm vs 32 mm), which can influence sound depth, bass response, and overall audio clarity. Battery life varies between the two (30 Hrs (NC On), 38 Hrs (NC Off) vs 30 Hours), which affects how long you can use them on a single charge. Sony WH-1000XM3 uses Bluetooth 4.2 while Sennheiser PXC 550-II supports Bluetooth 5.0, which can impact connectivity stability and efficiency. Impedance levels vary (16/47 ohm vs 490 ohm), which can affect compatibility and audio output when used with different devices. Sony WH-1000XM3 and Sennheiser PXC 550-II offer different noise cancellation capabilities (Active vs Active / Passive), which can impact how effectively they block external noise. The frequency response differs (4 Hz - 40,000 Hz vs 17 Hz - 23000 Hz), which can influence how well the headphones reproduce lows, mids, and highs.

Verdict: Both headphones offer strong performance, and the right choice depends on your priorities such as battery life, comfort, and noise cancellation.

Top Differences

Driver Size: 40 mm vs 32 mm
Bluetooth: 4.2 vs 5.0
Weight: 255 gm vs 227 gm
Impedance: 16/47 ohm vs 490 ohm

Compare Sennheiser PXC 550-II with:

Compare Sony WH-1000XM3 with:

Key Differences

Top Differences