Unix Elite 4 Runx vs Unix UX-W400 Notes – Specs, Price & Comparison (2026)

Fast charging 1-1.5 hours via Type-C. ENC technology for clear, noise-free calls. Magnetic on/off function for convenience. Multi-controller for easy music & call handling. 500 hours standby for extended battery backup. 10mm drivers for immersive, high-quality sound. Voice charging function with 4-type voice support. Bluetooth 5.4 for fast & stable wireless connection. Up to 54 hours playtime for non-stop entertainment.

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

Overall, both headphones are feature-rich and cater to users looking for a combination of sound quality, comfort, and wireless convenience. Both headphones are designed for comfort and can be used for extended listening sessions without major discomfort. Unix Elite 4 Runx uses Bluetooth 5.4 while Unix UX-W400 Notes supports Bluetooth 5.3, which can impact connectivity stability and efficiency. Unix Elite 4 Runx and Unix UX-W400 Notes offer different noise cancellation capabilities (Environmental Noise Cancelling vs Active Noise Cancelling), which can impact how effectively they block external noise. Unix Elite 4 Runx and Unix UX-W400 Notes are well-known options in the wireless headphone segment, offering a balance of audio quality, battery performance, and smart features. Both models provide a wide frequency range, delivering a balanced audio experience across different types of content. Battery life varies between the two (54 Hours vs 99 Hours), which affects how long you can use them on a single charge. Impedance levels vary (25 Ohms vs 10 Ohms), which can affect compatibility and audio output when used with different devices. The driver size differs between the two (10 mm vs 11 mm), which can influence sound depth, bass response, and overall audio clarity.

Verdict: Both models are competitive, and your decision should be based on your usage needs and preferred features.

Top Differences

Battery Life: 54 Hours vs 99 Hours
Noise Cancelling: Environmental Noise Cancelling vs Active Noise Cancelling
Driver Size: 10 mm vs 11 mm
Bluetooth: 5.4 vs 5.3
Impedance: 25 Ohms vs 10 Ohms

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Key Differences

Top Differences