pTron Zenbuds Hi-Fi vs Unix UX-W400 Notes – Specs, Price & Comparison (2026)

Lightweight, Comfort & Secure Fit. Quick Pairing & 10M Wireless Range. True Wireless Stereo Earbuds with Mic. Both Left & Right Earbuds Can Work Alone. Stereo Built-in Mic for Hands-free Experience. Multi-function Button for Call & Music Control. Google Assistant/Siri Voice Assistance Support. In-ear Design provides Passive Noise Cancellation. Earbud 40mAh*2 & 300mAh Magnetic Charging Case. Bluetooth 5.0 Wireless Technology for Seamless Experience. 4 Hours of Music Playtime & 3.5 Hours of Talk-time on a Single Charge. 12 Hrs of Total Playtime, 4 Hrs on a Single Charge & Additional 8 Hrs from the Charging Case.

Effortless On/Off : Magnetic on/off function saves battery life. Extended Playtime : Enjoy up to 99 hours of uninterrupted music. Clear Audio Quality : 11mm drivers provide rich, immersive sound. Quick Recharge : Fully charges in 1.5 to 2 hours with Type-C input. Hands-Free Control : Activate voice assistant for convenient operation. Custom Sound : Switch between 5 equalizer modes for personalized audio. Seamless Connection : Bluetooth 5.3 offers stable connectivity within 10 meters.

Key Differences

Battery life varies between the two (3.5 + 4 Hours vs 99 Hours), which affects how long you can use them on a single charge. The driver size differs between the two (13 mm vs 11 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. pTron Zenbuds Hi-Fi and Unix UX-W400 Notes offer different noise cancellation capabilities (Sound Isolation vs Active Noise Cancelling), which can impact how effectively they block external noise. If you're comparing pTron Zenbuds Hi-Fi and Unix UX-W400 Notes, both models offer a strong combination of sound performance, comfort, and modern wireless features. Both models provide a wide frequency range, delivering a balanced audio experience across different types of content. Impedance levels vary (32 Ohms vs 10 Ohms), which can affect compatibility and audio output when used with different devices. There is a noticeable difference in weight (45 GM vs 150 GM), which may affect comfort during extended use. pTron Zenbuds Hi-Fi uses Bluetooth 5.0 while Unix UX-W400 Notes supports Bluetooth 5.3, which can impact connectivity stability and efficiency.

Verdict: Choosing between pTron Zenbuds Hi-Fi and Unix UX-W400 Notes depends on whether you value better sound, longer battery life, or enhanced features.

Top Differences

Battery Life: 3.5 + 4 Hours vs 99 Hours
Noise Cancelling: Sound Isolation vs Active Noise Cancelling
Driver Size: 13 mm vs 11 mm
Bluetooth: 5.0 vs 5.3
Weight: 45 GM vs 150 GM

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Key Differences

Top Differences