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Nitecore NU50 vs UCO Firefly Lantern
Weight and specs compared for 2026 — and which one to choose.
Nitecore NU50 is the lighter option — 194 g lighter than the UCO Firefly Lantern (57% less weight). If grams matter to you, that is the one to beat.
Nitecore NU50
146 g
USB-C rechargeable headlamp with up to 1400 lumens, dual white/red LEDs and a built-in 5000mAh 21700 battery, rated IP68 with 130m throw.
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Nitecore NU50 vs UCO Firefly Lantern: which should you buy?
If saving weight is your priority, the Nitecore NU50 wins — at 146 g it is 194 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.