The driver size differs between the two (30 mm vs 11 mm), which can influence sound depth, bass response, and overall audio clarity. There is a noticeable difference in weight (292 g vs 209 Gm), which may affect comfort during extended use. Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. Impedance levels vary (30 ohm vs 10 Ohm), which can affect compatibility and audio output when used with different devices. 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. 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. Sony NWZ-WH303 and Soundcore Liberty 4 NC are premium wireless headphones designed to deliver high-quality sound along with advanced features like noise cancellation and long battery life. 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.

Verdict: Both models are competitive, and your decision should be based on your usage needs and preferred features.