Key Differences

In general, both options are suitable for everyday use including music, calls, travel, and work-from-home scenarios. boAt Rockerz 255F and boAt Immortal 121 offer different noise cancellation capabilities (CVC vs NA), which can impact how effectively they block external noise. There is a noticeable difference in weight (30 gm vs 45 Gm), which may affect comfort during extended use. Battery life varies between the two (6 Hours vs 10 / 40 Hours), which affects how long you can use them on a single charge. Both models provide a wide frequency range, delivering a balanced audio experience across different types of content. Impedance levels vary (16 ohm vs NA), which can affect compatibility and audio output when used with different devices. Both headphones are equipped with capable drivers that deliver balanced sound output suitable for music, calls, and entertainment. boAt Rockerz 255F uses Bluetooth 4.1 while boAt Immortal 121 supports Bluetooth 5.3, which can impact connectivity stability and efficiency. boAt Rockerz 255F and boAt Immortal 121 are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features.

Verdict: Both headphones offer strong performance, and the right choice depends on your priorities such as battery life, comfort, and noise cancellation.