Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. Beyerdynamic DT 297 PV MK II and Beyerdynamic DT 770 PRO X offer different noise cancellation capabilities (NA vs Ambient Noise Isolation), which can impact how effectively they block external noise. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. There is a noticeable difference in weight (240 g vs 305 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. The frequency response differs (10 - 30.000 Hz vs 5Hz - 40KHz), which can influence how well the headphones reproduce lows, mids, and highs. Beyerdynamic DT 297 PV MK II and Beyerdynamic DT 770 PRO X are premium wireless headphones designed to deliver high-quality sound along with advanced features like noise cancellation and long battery life. Impedance levels vary (250 ohm vs 48 ohm), which can affect compatibility and audio output when used with different devices. The driver size differs between the two (NA vs 45 mm), which can influence sound depth, bass response, and overall audio clarity.

Verdict: Choosing between Beyerdynamic DT 297 PV MK II and Beyerdynamic DT 770 PRO X depends on whether you value better sound, longer battery life, or enhanced features.