Key Differences

The driver size differs between the two (40 mm vs 9 mm), which can influence sound depth, bass response, and overall audio clarity. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. Impedance levels vary (32 ohms vs 16 ohm), which can affect compatibility and audio output when used with different devices. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. The frequency response differs (20 - 20,000 Hz vs 5 Hz - 24,000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. F&D Discovery H30 and Sony MDR-EX155AP are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. There is a noticeable difference in weight (400 g vs 3 gm), which may affect comfort during extended use. F&D Discovery H30 and Sony MDR-EX155AP offer different noise cancellation capabilities (No vs NA), which can impact how effectively they block external noise. From a usability standpoint, both models provide a reliable and premium headphone experience.

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