Beyerdynamic Free Byrd vs Sony WH-XB900N – Specs, Price & Comparison (2026)

Charging case with QiÂ® charging function. High-quality materials and replaceable parts. Beyerdynamic sound with ANC and Transparency Mode. Extra-long battery life of typ. 11 hours on one single charge. 70 minutes Of listening time after charging for 10 minutes in-between. Resistant against splashing water and sweat according to IPX4 certification. Perfect fit and exceptional comfort ( 8 pairs of eartips in different sizes and materials included ). BluetoothÂ® 5.2, Alexa Built-in, Google Fast Pair and latest audio codecs QualcommÂ® aptXâ„¢ Adaptive & AAC. Outstanding microphones (3 each side) with QualcommÂ® dual 2-mic cVcTM for impressive speech intelligibility

EXTRA BASSâ„¢ sound and Digital Noise Cancelling. All-day listening with up to 30 hours of battery life. One-touch listening with NFC and BluetoothÂ® wireless technology. Hands-free calling for convenience. L-shaped stereo mini plug ( supplied headphone cable ). Noise Cancelling technology. Enjoy wireless freedom with NFC and BluetoothÂ®. EXTRA BASSâ„¢ for impressively deep, punchy sound. Quick charging when you're pressed for time. Be smarter with Voice Assistant. Control at your fingertips. Cover the right ear cup with your palm to turn down your music for instant. Change the track, turn the volume up or down and take or make calls by tapping or swiping the panel with your fingertip. Quickcharge - A 10-minute quick charge gives up to 60 minutes of play time. 4 hours charge gives you all day with approximately 30 hours of play time.

Key Differences

Impedance levels vary (50 ohm vs 250 ohm), which can affect compatibility and audio output when used with different devices. Sony WH-XB900N uses Bluetooth 4.2 while Beyerdynamic Free Byrd supports Bluetooth 5.2, which can impact connectivity stability and efficiency. There is a noticeable difference in weight (254 gm vs 60 Gm), which may affect comfort during extended use. The frequency response differs (2 Hz - 40,000 Hz vs 10 Hz - 22000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. Battery life varies between the two (30 Hours vs 11 Hours), which affects how long you can use them on a single charge. Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. If you're comparing Sony WH-XB900N and Beyerdynamic Free Byrd, both models offer a strong combination of sound performance, comfort, and modern wireless features. The driver size differs between the two (40 mm vs 10 mm), which can influence sound depth, bass response, and overall audio clarity. Sony WH-XB900N and Beyerdynamic Free Byrd offer different noise cancellation capabilities (Digital vs Hybrid Active), which can impact how effectively they block external noise.

Verdict: Both models are competitive, and your decision should be based on your usage needs and preferred features.

Top Differences

Battery Life: 30 Hours vs 11 Hours
Noise Cancelling: Digital vs Hybrid Active
Driver Size: 40 mm vs 10 mm
Bluetooth: 4.2 vs 5.2
Weight: 254 gm vs 60 Gm

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Key Differences

Top Differences