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BioLite Range 300 Headlamp vs Nitecore NU25 UL

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

Nitecore NU25 UL is the lighter option — 3 g lighter than the BioLite Range 300 Headlamp (6% less weight). If grams matter to you, that is the one to beat.
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Spec BioLite Range 300 Headlamp Nitecore NU25 UL
Weight 51 g · 0.051 kg · 0.11 lb 48 g · 0.048 kg · 0.11 lb
Brand BioLite Nitecore
Category Lighting Lighting
BioLite Range 300 Headlamp
51 g

Ultra-compact 300-lumen USB-C rechargeable headlamp weighing just 1.8 oz (51g) with multiple brightness modes and warm/white LED options.

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Nitecore NU25 UL
48 g

Dual-beam headlamp with white and red LEDs. Built-in rechargeable battery, IPX6 waterproof, and 400 lumens max output; ideal for ultralight hikers.

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BioLite Range 300 Headlamp vs Nitecore NU25 UL: which should you buy?

If saving weight is your priority, the Nitecore NU25 UL wins — at 48 g it is 3 g (6%) lighter than the BioLite Range 300 Headlamp (51 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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