boAt Airdopes 172 and boAt Rockerz 518 offer different noise cancellation capabilities (Active Noise Cancellation vs NA), which can impact how effectively they block external noise. The driver size differs between the two (11 mm vs 50 mm), which can influence sound depth, bass response, and overall audio clarity. The frequency response differs (20 Hz - 20000 Hz vs 20 Hz - 20KHz), which can influence how well the headphones reproduce lows, mids, and highs. boAt Airdopes 172 uses Bluetooth 5.2 while boAt Rockerz 518 supports Bluetooth 4.1, which can impact connectivity stability and efficiency. 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. Battery life varies between the two (10 / 42 Hours vs 20 Hours), which affects how long you can use them on a single charge. There is a noticeable difference in weight (37 Gm vs 230 GM), which may affect comfort during extended use. boAt Airdopes 172 and boAt Rockerz 518 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.