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Petzl Nao RL vs UCO Firefly Lantern
Weight and specs compared for 2026 — and which one to choose.
Petzl Nao RL is the lighter option — 195 g lighter than the UCO Firefly Lantern (57% less weight). If grams matter to you, that is the one to beat.
Petzl Nao RL
145 g
High-output 1500-lumen rechargeable headlamp with Reactive Lighting that auto-adjusts brightness to the surroundings.
Check price Full details →Petzl Nao RL vs UCO Firefly Lantern: which should you buy?
If saving weight is your priority, the Petzl Nao RL wins — at 145 g it is 195 g (57%) lighter than the UCO Firefly Lantern (340 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.