Samsung 103B uses Bluetooth 4.2 while boAt Immortal 121 Hulk Edition supports Bluetooth 5.3, which can impact connectivity stability and efficiency. In general, both options are suitable for everyday use including music, calls, travel, and work-from-home scenarios. The driver size differs between the two (NA vs 10 mm), which can influence sound depth, bass response, and overall audio clarity. The frequency response differs (2400 MHz - 2480 MHz vs 20 Hz - 20000 Hz), which can influence how well the headphones reproduce lows, mids, and highs. If you're comparing Samsung 103B and boAt Immortal 121 Hulk Edition, both models offer a strong combination of sound performance, comfort, and modern wireless features. Impedance levels vary (160 ohm vs NA), which can affect compatibility and audio output when used with different devices. Both models feature noise cancellation, helping reduce background noise for a more immersive listening experience. There is a noticeable difference in weight (19 gm vs 45 Gm), which may affect comfort during extended use. Battery life varies between the two (5 Hours vs 10 / 30 Hours), which affects how long you can use them on a single charge.

Verdict: Choosing between Samsung 103B and boAt Immortal 121 Hulk Edition depends on whether you value better sound, longer battery life, or enhanced features.