The frequency response differs (20 Hz - 20000 KHz vs 20 Hz - 20000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. The driver size differs between the two (13 mm vs 10 mm), which can influence sound depth, bass response, and overall audio clarity. If you're comparing boAt TRebel Airdopes 131 and boAt Immortal 201, both models offer a strong combination of sound performance, comfort, and modern wireless features. Impedance levels vary (16 ohm vs NA), which can affect compatibility and audio output when used with different devices. boAt TRebel Airdopes 131 and boAt Immortal 201 offer different noise cancellation capabilities (CVC vs NA), which can impact how effectively they block external noise. Battery life varies between the two (6 Hours vs 10 / 40 Hours), which affects how long you can use them on a single charge. boAt TRebel Airdopes 131 uses Bluetooth 5.0+EDR while boAt Immortal 201 supports Bluetooth 5.3, which can impact connectivity stability and efficiency. From a usability standpoint, both models provide a reliable and premium headphone experience. There is a noticeable difference in weight (7 gm vs 3.7 Gm), which may affect comfort during extended use.

Verdict: Choosing between boAt TRebel Airdopes 131 and boAt Immortal 201 depends on whether you value better sound, longer battery life, or enhanced features.