Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. Oppo Enco W31 True and boAt Rockerz 255 Pro FM are premium wireless headphones designed to deliver high-quality sound along with advanced features like noise cancellation and long battery life. Battery life varies between the two (15 Hours vs 6 Hours), which affects how long you can use them on a single charge. 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 (7 mm vs 10 mm), which can influence sound depth, bass response, and overall audio clarity. Oppo Enco W31 True and boAt Rockerz 255 Pro FM offer different noise cancellation capabilities (AI Enabled vs CVC), which can impact how effectively they block external noise. Oppo Enco W31 True uses Bluetooth 5.2 while boAt Rockerz 255 Pro FM supports Bluetooth 5.0, which can impact connectivity stability and efficiency. There is a noticeable difference in weight (50 gm vs 25 Gm), which may affect comfort during extended use. The frequency response differs (20 Hz ~ 20000 kHz vs 20 Hz - 20000 Hz), which can influence how well the headphones reproduce lows, mids, and highs.

Verdict: Choosing between Oppo Enco W31 True and boAt Rockerz 255 Pro FM depends on whether you value better sound, longer battery life, or enhanced features.