Soundcore Liberty Air 2 vs Sony WI-SP510 – Which Headphones Are Better? (2026)

1.5 hours ( For Earbuds ), 2 Hours ( For Charging Case via USB ), 3.5 Hours ( For Charging Case via Wireless Charger ). Up to 28 Hours of Playtime: Enjoy 7 hours of playtime on a single charge and extend to 28 hours with the charging case. One-Step Pairing and Bluetooth 5 Connectivity: Liberty Air 2 wireless earphones use Bluetooth 5 for a fast, easy, and ultra-stable connection. Diamond-Inspired Sound: Liberty Air 2â€™s diamond-inspired drivers increase the sound frequency bandwidth by 15% and deliver 2 Ã— the amount of bass. HearID Technology: HearID maps your hearing sensitivity at multiple frequencies and intelligently analyzes the results to give you a truly personalized listening experience. Perfect for Home Offices: Each earbud is equipped with two microphones and cVc 8.0 noise reduction technology. Environmental noises are reduced by 60%, while 95% of your voice is retained so you sound louder and clearer on the other end.

Water resistant and washable with IPX5 rating EXTRA BASSâ„¢3 for deep, punchy sound Easy hands-free calling and voice assistant BluetoothÂ® wireless technology Up to 15 hours of playback from a single charge Turbo-charge your workouts Easy operation with buttons Conversation flows freely with easy hands-free calling, thanks to the built-in microphone Stream your favourite tracks from your smartphone with Blutooth wireless technology The soft, flexible and lightweight neckband design is shaped for comfortable, all-day wearing Conversation flows freely with easy hands-free calling, thanks to the built-in microphone

Key Differences

Both models support modern Bluetooth connectivity, ensuring stable wireless performance with compatible devices. The driver size differs between the two (12 mm vs 6 X 2 mm), which can influence sound depth, bass response, and overall audio clarity. From a usability standpoint, both models provide a reliable and premium headphone experience. Impedance levels vary (NA vs 16 Ohm), which can affect compatibility and audio output when used with different devices. If you're comparing Sony WI-SP510 and Soundcore Liberty Air 2, both models offer a strong combination of sound performance, comfort, and modern wireless features. Sony WI-SP510 and Soundcore Liberty Air 2 offer different noise cancellation capabilities (No vs CVC), which can impact how effectively they block external noise. Both models provide a wide frequency range, delivering a balanced audio experience across different types of content. Battery life varies between the two (15 Hours vs 7 / 28 Hours), which affects how long you can use them on a single charge. There is a noticeable difference in weight (30 gm vs 59 Gm), which may affect comfort during extended use.

Verdict: Both headphones offer strong performance, and the right choice depends on your priorities such as battery life, comfort, and noise cancellation.

Top Differences

Battery Life: 15 Hours vs 7 / 28 Hours
Noise Cancelling: No vs CVC
Driver Size: 12 mm vs 6 X 2 mm
Weight: 30 gm vs 59 Gm
Impedance: NA vs 16 Ohm

Compare Soundcore Liberty Air 2 with:

Compare Sony WI-SP510 with:

Key Differences

Top Differences