Impedance levels vary (24 Ohms vs 32 ohm), which can affect compatibility and audio output when used with different devices. Battery life varies between the two (200 Hrs vs 32 Hours), which affects how long you can use them on a single charge. There is a noticeable difference in weight (109 g vs 135 Gm), which may affect comfort during extended use. Philips SHB4000WT-00 uses Bluetooth 3.0+EDR while Zebronics Zeb-Duke 2 supports Bluetooth 5.0+EDR, which can impact connectivity stability and efficiency. Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. The driver size differs between the two (32 mm vs 40 mm), which can influence sound depth, bass response, and overall audio clarity. Both models provide a wide frequency range, delivering a balanced audio experience across different types of content. If you're comparing Philips SHB4000WT-00 and Zebronics Zeb-Duke 2, both models offer a strong combination of sound performance, comfort, and modern wireless features. Both models feature noise cancellation, helping reduce background noise for a more immersive listening experience.

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