Impedance levels vary (16 ohm vs NA), which can affect compatibility and audio output when used with different devices. 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 Rockerz 255 KKR Edition uses Bluetooth 4.1 while boAt Immortal 131 supports Bluetooth 5.3, which can impact connectivity stability and efficiency. There is a noticeable difference in weight (60 Gm vs 70 Gm), which may affect comfort during extended use. From a usability standpoint, both models provide a reliable and premium headphone experience. If you're comparing boAt Rockerz 255 KKR Edition and boAt Immortal 131, both models offer a strong combination of sound performance, comfort, and modern wireless features. boAt Rockerz 255 KKR Edition and boAt Immortal 131 offer different noise cancellation capabilities (CVC vs ENxâ„¢ NC), which can impact how effectively they block external noise. Both models provide a wide frequency range, delivering a balanced audio experience across different types of content. Both headphones are equipped with capable drivers that deliver balanced sound output suitable for music, calls, and entertainment.

Verdict: Choosing between boAt Rockerz 255 KKR Edition and boAt Immortal 131 depends on whether you value better sound, longer battery life, or enhanced features.