BioLite Energy Range 400 Headlamp vs BioLite Range 500 Headlamp
Weight and specs compared for 2026 — and which one to choose.
400 lumens, 1634 mAh Li-ion battery, USB-C charging, IP67 rated. Best headlamp of 2025 for backpacking functionality.
Ultra-lightweight 500 lumen headlamp with 3D SlimFit design, weighs just 75g with integrated rechargeable battery.
Building a pack? Add either one to your HikeLoad list, or drop its weight into the base weight calculator, and see what it does to your total weight.
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BioLite Energy Range 400 Headlamp vs BioLite Range 500 Headlamp: which should you buy?
On weight these two are identical (75 g), so your decision comes down to features, fit and price. Check the full details and current price for each above.
See where both rank against everything else in this category on the lightest lighting page, or browse the full gear weight database.