Impedance levels vary (24 Ohms vs 16 ohm), which can affect compatibility and audio output when used with different devices. Sony MDR-XB250-V and Sony MDR-EX155AP are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. The frequency response differs (5 Hz - 22,000 Hz vs 5 Hz - 24,000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. There is a noticeable difference in weight (140 g vs 3 gm), which may affect comfort during extended use. Both models feature noise cancellation, helping reduce background noise for a more immersive listening experience. The driver size differs between the two (30 mm vs 9 mm), which can influence sound depth, bass response, and overall audio clarity. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices.

Verdict: Choosing between Sony MDR-XB250-V and Sony MDR-EX155AP depends on whether you value better sound, longer battery life, or enhanced features.