boAt Rockerz 245 Pro uses Bluetooth 5.3 while boAt Airdopes 121 v2 supports Bluetooth 5.0+EDR, which can impact connectivity stability and efficiency. Impedance levels vary (NA vs 16 ohm), which can affect compatibility and audio output when used with different devices. The driver size differs between the two (10 mm X 2 vs 8 mm), which can influence sound depth, bass response, and overall audio clarity. boAt Rockerz 245 Pro and boAt Airdopes 121 v2 are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. Battery life varies between the two (20 Hours vs 3.5 / 14 Hours), which affects how long you can use them on a single charge. Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. The frequency response differs (20 Hz - 20000 Hz vs 24 Hz - 24000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. boAt Rockerz 245 Pro and boAt Airdopes 121 v2 offer different noise cancellation capabilities (CVC vs NA), which can impact how effectively they block external noise. There is a noticeable difference in weight (50 Gm vs 36 Gm), which may affect comfort during extended use.

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