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Nitecore NU27 Headlamp vs Nitecore NU40

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

No winner on weight yet. The recorded weights have not both been verified on the same basis. Size, included parts and single-item versus pair weights can differ. Check the linked sources before choosing a replacement.

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Spec Nitecore NU27 Headlamp Nitecore NU40
Weight 57 g · 0.057 kg · 0.13 lb
as listed, bracket and headband included
 116 g · 0.116 kg · 0.26 lb
with bracket and headband, built-in battery
Brand Nitecore Nitecore
Category Lighting Lighting
Nitecore NU27 Headlamp
57 g

USB-C rechargeable headlamp delivering 600 lumens at just 57g. Best brightness-to-weight ratio in the ultralight category. Includes front and rear red safety li...

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Nitecore NU40
116 g

1000-lumen rechargeable headlamp with dual light sources.

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Nitecore NU27 Headlamp vs Nitecore NU40: which should you buy?

The listed weights alone are not enough to choose between these products. Confirm the size, included parts and weight basis against each source; choose equipment for the function and fit you need.

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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