← Gear database

BioLite HeadLamp 400 vs Petzl e+LITE

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

Petzl e+LITE is the lighter option — 48 g lighter than the BioLite HeadLamp 400 (64% less weight). If grams matter to you, that is the one to beat.
Spec BioLite HeadLamp 400 Petzl e+LITE
Weight 75 g · 0.075 kg · 0.17 lb 27 g · 0.027 kg · 0.06 lb
Brand BioLite Petzl
Category Lighting Lighting
BioLite HeadLamp 400
75 g

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...

Check price Full details →
Petzl e+LITE
27 g

Emergency ultralight headlamp for survival kit and backup lighting. Includes strobe, red light modes, and integrated whistle.

Check price Full details →

BioLite HeadLamp 400 vs Petzl e+LITE: which should you buy?

If saving weight is your priority, the Petzl e+LITE wins — at 27 g it is 48 g (64%) lighter than the BioLite HeadLamp 400 (75 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.

More lighting comparisons