BioLite Range 400 - Best Overall Performance
The BioLite Range 400 combines fast charging, exceptional battery life, and superior comfort in a fully waterproof design, earning it top honors for overall performance.
- +USB-C fast charging with exceptional 200-hour battery life on low
- +Fully submersible IP67 waterproof and dustproof rating
- +Comfortable headband design without rear battery pack for lying down comfort
- -Lacks dedicated floodlight mode for close-proximity work
- -Difficult to use while charging due to port access issues
- -Slightly higher price point than some competitors
The BioLite Range 400 represents the pinnacle of headlamp technology for 2025, featuring significant advancements in charging speed, battery longevity, and weather resistance. This model utilizes USB-C fast charging technology combined with a lithium-ion battery that delivers an extraordinary 200 hours of runtime on low settings and 6 hours on high power. The completely redesigned housing eliminates the traditional rear battery pack, creating a more balanced and comfortable wearing experience, particularly when lying down in a tent. With an IP67 rating, the Range 400 is fully submersible in water and completely dustproof, providing reliable performance in the most challenging conditions. The lighting system offers a dimmable spotlight beam with 400 lumens maximum output and 90 meters of beam distance.
The improved locking mechanism effectively prevents accidental activation during storage or transport. The 3D Slimfit construction headband provides exceptional comfort during extended use, while the tilt adjustment allows for precise beam positioning. Although it lacks a dedicated floodlight mode, the spotlight provides sufficient illumination for most applications. The consolidation of the light and battery into a single front unit represents a significant design improvement over previous BioLite models, making the Range 400 the new standard for serious outdoor enthusiasts who demand reliability and performance.