Battery life varies between the two (30 Hours vs 32 Hours), which affects how long you can use them on a single charge. Realme Buds Air 3 Neo and Zebronics Zeb-Duke 2 offer different noise cancellation capabilities (AI ANC vs NA), which can impact how effectively they block external noise. Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. If you're comparing Realme Buds Air 3 Neo and Zebronics Zeb-Duke 2, both models offer a strong combination of sound performance, comfort, and modern wireless features. Impedance levels vary (NA vs 32 ohm), which can affect compatibility and audio output when used with different devices. The driver size differs between the two (10 mm vs 40 mm), which can influence sound depth, bass response, and overall audio clarity. Realme Buds Air 3 Neo uses Bluetooth 5.2 while Zebronics Zeb-Duke 2 supports Bluetooth 5.0+EDR, which can impact connectivity stability and efficiency. There is a noticeable difference in weight (46 Gm vs 135 Gm), which may affect comfort during extended use. The frequency response differs (100 To 20000 Hz vs 20 Hz - 20000 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.