Both models feature noise cancellation, helping reduce background noise for a more immersive listening experience. The frequency response differs (6 Hz - 51000 Hz vs 5Hz - 40KHz), which can influence how well the headphones reproduce lows, mids, and highs. In general, both options are suitable for everyday use including music, calls, travel, and work-from-home scenarios. There is a noticeable difference in weight (Approx 330 g vs 377 GM), which may affect comfort during extended use. 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. Impedance levels vary (300 Ohms vs 30 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. Sennheiser HD 800 and Beyerdynamic DT 1770 PRO MKII are premium wireless headphones designed to deliver high-quality sound along with advanced features like noise cancellation and long battery life.

Verdict: Choosing between Sennheiser HD 800 and Beyerdynamic DT 1770 PRO MKII depends on whether you value better sound, longer battery life, or enhanced features.