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BioLite Range 400 vs Petzl Iko Core Headlamp

Weight and specs compared for 2026 — and which one to choose.

BioLite Range 400 is the lighter option — 5 g lighter than the Petzl Iko Core Headlamp (6% less weight). If grams matter to you, that is the one to beat.
Spec BioLite Range 400 Petzl Iko Core Headlamp
Weight 75 g · 0.075 kg · 0.17 lb 80 g · 0.080 kg · 0.18 lb
Brand BioLite Petzl
Category Lighting Lighting
BioLite Range 400
75 g

USB-C rechargeable headlamp with 400 lumens, IP67 rating and fast charging that adds an hour of run time in eight minutes.

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Petzl Iko Core Headlamp
80 g

500-lumen headlamp with rechargeable CORE battery via USB. Slim profile with a flexible headband. Red lighting mode for night vision. 80g including battery.

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BioLite Range 400 vs Petzl Iko Core Headlamp: which should you buy?

If saving weight is your priority, the BioLite Range 400 wins — at 75 g it is 5 g (6%) lighter than the Petzl Iko Core Headlamp (80 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.

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