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Black Diamond Storm 500-R vs Nitecore NU25

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

Nitecore NU25 is the lighter option — 59 g lighter than the Black Diamond Storm 500-R (53% less weight). If grams matter to you, that is the one to beat.
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Spec Black Diamond Storm 500-R Nitecore NU25
Weight 111 g · 0.111 kg · 0.24 lb 52 g · 0.052 kg · 0.11 lb
Brand Black Diamond Nitecore
Category Lighting Lighting
Black Diamond Storm 500-R
111 g

Rechargeable 500-lumen headlamp with waterproof design.

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Nitecore NU25
52 g

Ultralight 360-lumen rechargeable headlamp.

Full details →

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Black Diamond Storm 500-R vs Nitecore NU25: which should you buy?

If saving weight is your priority, the Nitecore NU25 wins — at 52 g it is 59 g (53%) lighter than the Black Diamond Storm 500-R (111 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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