Key Differences

Beyerdynamic DT 770 PRO and Audio Technica ATH-E40 offer different noise cancellation capabilities (NA vs Sound Isolation), which can impact how effectively they block external noise. Beyerdynamic DT 770 PRO and Audio Technica ATH-E40 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 - 35000 Hz vs 20Hz - 20KHz), which can influence how well the headphones reproduce lows, mids, and highs. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. The driver size differs between the two (NA vs 8.5 mm), which can influence sound depth, bass response, and overall audio clarity. Impedance levels vary (32/80/250 Ohms vs 12 ohm), which can affect compatibility and audio output when used with different devices. There is a noticeable difference in weight (270 g vs 10 GM), which may affect comfort during extended use.

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