Impedance levels vary (16 ohms vs 16 Ohm), which can affect compatibility and audio output when used with different devices. Both headphones offer solid battery performance, making them suitable for long listening sessions and travel. The driver size differs between the two (9 mm vs 10 mm), which can influence sound depth, bass response, and overall audio clarity. There is a noticeable difference in weight (3 g (without cable) vs 10 Gm), which may affect comfort during extended use. From a usability standpoint, both models provide a reliable and premium headphone experience. Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. If you're comparing Sony MDR-EX15LP and Blaupunkt EM-10, both models offer a strong combination of sound performance, comfort, and modern wireless features. The frequency response differs (8 - 22,000 Hz vs 20 Hz - 20000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. Sony MDR-EX15LP and Blaupunkt EM-10 offer different noise cancellation capabilities (No vs Noise Isolation), which can impact how effectively they block external noise.

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