The frequency response differs (4 Hz - 40,000 Hz vs NA), which can influence how well the headphones reproduce lows, mids, and highs. Sony WH-1000XM3 and LG HBS-SL6S Black are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. Sony WH-1000XM3 uses Bluetooth 4.2 while LG HBS-SL6S Black supports Bluetooth 5.0, which can impact connectivity stability and efficiency. There is a noticeable difference in weight (255 gm vs 45.3 gm), which may affect comfort during extended use. From a usability standpoint, both models provide a reliable and premium headphone experience. Sony WH-1000XM3 and LG HBS-SL6S Black offer different noise cancellation capabilities (Active vs NA), which can impact how effectively they block external noise. The driver size differs between the two (40 mm vs NA), which can influence sound depth, bass response, and overall audio clarity. Impedance levels vary (16/47 ohm vs NA), which can affect compatibility and audio output when used with different devices. Battery life varies between the two (30 Hrs (NC On), 38 Hrs (NC Off) vs 8 Hours), which affects how long you can use them on a single charge.

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