The driver size differs between the two (10 mm X 2 vs 10 mm), which can influence sound depth, bass response, and overall audio clarity. Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. boAt Rockerz 255 ARC and boAt Rockerz 109 are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. boAt Rockerz 255 ARC and boAt Rockerz 109 offer different noise cancellation capabilities (CVC vs NA), which can impact how effectively they block external noise. boAt Rockerz 255 ARC uses Bluetooth 5.2 while boAt Rockerz 109 supports Bluetooth 5.3, which can impact connectivity stability and efficiency. Battery life varies between the two (30 Hours vs 40 Hours), which affects how long you can use them on a single charge. Impedance levels vary (16 ohm vs 32 ohm), which can affect compatibility and audio output when used with different devices. There is a noticeable difference in weight (28 Gm vs 22 Gm), which may affect comfort during extended use. Both models provide a wide frequency range, delivering a balanced audio experience across different types of content.

Verdict: Choosing between boAt Rockerz 255 ARC and boAt Rockerz 109 depends on whether you value better sound, longer battery life, or enhanced features.