There is a noticeable difference in weight (350 g vs 16.4 g), which may affect comfort during extended use. If you're comparing Beyerdynamic DT 100 and Beyerdynamic SOUL BYRD, both models offer a strong combination of sound performance, comfort, and modern wireless features. From a usability standpoint, both models provide a reliable and premium headphone experience. Both models feature noise cancellation, helping reduce background noise for a more immersive listening experience. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. Impedance levels vary (400 Ohms vs NA), which can affect compatibility and audio output when used with different devices. Both headphones are equipped with capable drivers that deliver balanced sound output suitable for music, calls, and entertainment. The frequency response differs (30 Hz to 20000 Hz vs 10 - 25,000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices.

Verdict: Both models are competitive, and your decision should be based on your usage needs and preferred features.