The frequency response differs (18 - 18000 Hz vs 20 Hz - 20000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. Sennheiser HD 202-II and JBL Endurance Run 2 are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. 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. There is a noticeable difference in weight (130 g (without cable) vs 60 Gm), which may affect comfort during extended use. Impedance levels vary (32 ohms vs NA), which can affect compatibility and audio output when used with different devices. The driver size differs between the two (40 mm vs 8.2 mm), which can influence sound depth, bass response, and overall audio clarity. Sennheiser HD 202-II and JBL Endurance Run 2 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: Choosing between Sennheiser HD 202-II and JBL Endurance Run 2 depends on whether you value better sound, longer battery life, or enhanced features.