BioLite HeadLamp 400 vs Petzl Actik Core Headlamp
Weight and specs compared for 2026 — and which one to choose.
Rechargeable headlamp at 2.6 oz / 75g with 400 lumens maximum output and a moisture-wicking fabric strap. Front-facing tilt, USB-C charging, and weather resista...
Full details →Rechargeable headlamp with 625 lumen max output and USB-C charging. Dual power: CORE battery or 3 AAA. 88g. Red night-vision mode included.
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BioLite HeadLamp 400 vs Petzl Actik Core Headlamp: which should you buy?
If saving weight is your priority, the BioLite HeadLamp 400 wins — at 75 g it is 13 g (15%) lighter than the Petzl Actik Core Headlamp (88 g). That said, the heavier option may justify the extra grams with more capacity, durability or comfort, so weigh the trade-off against how you'll use it.
See where both rank against everything else in this category on the lightest lighting page, or browse the full gear weight database.