The frequency response differs (5 - 35 000 Hz vs 5Hz - 30KHz), which can influence how well the headphones reproduce lows, mids, and highs. Beyerdynamic DT 770PRO and Beyerdynamic MMX 150 offer different noise cancellation capabilities (NA vs ‎Sound 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. Impedance levels vary (250 ohm vs 32 ohm), which can affect compatibility and audio output when used with different devices. There is a noticeable difference in weight (270 g vs 304 GM), which may affect comfort during extended use. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. The driver size differs between the two (NA vs 40 mm), which can influence sound depth, bass response, and overall audio clarity. Beyerdynamic DT 770PRO and Beyerdynamic MMX 150 are premium wireless headphones designed to deliver high-quality sound along with advanced features like noise cancellation and long battery life. Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience.

Verdict: Choosing between Beyerdynamic DT 770PRO and Beyerdynamic MMX 150 depends on whether you value better sound, longer battery life, or enhanced features.