The driver size differs between the two (30 mm vs 12.5 mm), which can influence sound depth, bass response, and overall audio clarity. The frequency response differs (10 - 24,000Hz vs 20 Hz to 20000 kHz), which can influence how well the headphones reproduce lows, mids, and highs. Battery life varies between the two (Music Playtime: 40 hr, Talk Time: 30 hr, Standby Time: 800 hr vs 32 Hours), which affects how long you can use them on a single charge. Sony DR-BTN200B and Nokia P3802A offer different noise cancellation capabilities (No vs Hybrid Active), which can impact how effectively they block external noise. Sony DR-BTN200B uses Bluetooth 3.0 while Nokia P3802A supports Bluetooth 5.1, which can impact connectivity stability and efficiency. If you're comparing Sony DR-BTN200B and Nokia P3802A, both models offer a strong combination of sound performance, comfort, and modern wireless features. There is a noticeable difference in weight (157 g (included rechargeable battery) vs 57 gm), which may affect comfort during extended use. Impedance levels vary (NA vs 32 ohm), which can affect compatibility and audio output when used with different devices. Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience.

Verdict: Choosing between Sony DR-BTN200B and Nokia P3802A depends on whether you value better sound, longer battery life, or enhanced features.