Realme Buds Air 3S vs Samsung Level U – Detailed Specs Comparison (2026)

IPX5 Water Resistant. 69ms Super Low Latency. Next- Level Crystal-Clear Calling. 10 mins charge 5 hours playback. 4-Mic Design AI ENC Call Noise Reduction. 11mm Liquid Silicone Triple Titanium Bass driver. Thanks to the stereo surround sound of Dolby Atoms.

Adjust the neckband for a perfect, customised fit, compatible with your neck size. The LEVEL U Wireless provides up to 10 hours of music playback, 11 hours of voice calls and 500 hours of standby time. With two built-in microphones, the LEVEL U Wireless delivers accurate and clear sound reproduction for voice calls. The convenient LEVEL APP allows you to customise your listening experience depending on your own needs. The LEVEL U Wirelessâ€™ magnetic eartips make it easier for you to keep your headset looking tidy, even when it is not in use. Its ergonomically designed hybrid-type eartips allow you a secure wearing experience, wherever you go. Take your pick from the Samsung LEVEL U Wirelessâ€™ two trendy colour options of blue-black, gold.

Key Differences

Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. Samsung Level U and Realme Buds Air 3S offer different noise cancellation capabilities (Active vs AI ENC), which can impact how effectively they block external noise. There is a noticeable difference in weight (104 gm vs 57 Gm), which may affect comfort during extended use. Samsung Level U and Realme Buds Air 3S are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. The driver size differs between the two (12 mm vs 11 mm), which can influence sound depth, bass response, and overall audio clarity. Samsung Level U uses Bluetooth 4.1 while Realme Buds Air 3S supports Bluetooth 5.3, which can impact connectivity stability and efficiency. Battery life varies between the two (11 Hours vs 30 Hours), which affects how long you can use them on a single charge. The frequency response differs (NA vs 115 HZ To 20000 KHz), which can influence how well the headphones reproduce lows, mids, and highs.

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: 11 Hours vs 30 Hours
Noise Cancelling: Active vs AI ENC
Driver Size: 12 mm vs 11 mm
Bluetooth: 4.1 vs 5.3
Weight: 104 gm vs 57 Gm

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Key Differences

Top Differences