Key Differences

Audio Technica ATH-A990Z 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. Audio Technica ATH-A990Z and Beyerdynamic DT 770 PRO X offer different noise cancellation capabilities (Sound Isolation vs Ambient Noise Isolation), which can impact how effectively they block external noise. The frequency response differs (5Hz - 42KHz vs 5Hz - 40KHz), which can influence how well the headphones reproduce lows, mids, and highs. From a usability standpoint, both models provide a reliable and premium headphone experience. Impedance levels vary (44 ohm vs 48 ohm), which can affect compatibility and audio output when used with different devices. The driver size differs between the two (53 mm vs 45 mm), which can influence sound depth, bass response, and overall audio clarity. There is a noticeable difference in weight (335 GM vs 305 GM), which may affect comfort during extended use. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel.

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