Sony NWZ-WH303 and Soundcore Liberty 4 NC offer different noise cancellation capabilities (NA vs Adaptive NC), which can impact how effectively they block external noise. The driver size differs between the two (30 mm vs 11 mm), which can influence sound depth, bass response, and overall audio clarity. Sony NWZ-WH303 uses Bluetooth 4.2 while Soundcore Liberty 4 NC supports Bluetooth 5.3, which can impact connectivity stability and efficiency. Battery life varies between the two (20 Hours vs 10 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 (30 - 20,000 Hz vs 20 Hz - 40000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. Impedance levels vary (30 ohm vs 10 Ohm), which can affect compatibility and audio output when used with different devices. There is a noticeable difference in weight (292 g vs 209 Gm), which may affect comfort during extended use. Sony NWZ-WH303 and Soundcore Liberty 4 NC are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features.

Verdict: Choosing between Sony NWZ-WH303 and Soundcore Liberty 4 NC depends on whether you value better sound, longer battery life, or enhanced features.