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Nitecore NU25 UL vs Petzl Nao RL

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

Nitecore NU25 UL is the lighter option — 97 g lighter than the Petzl Nao RL (67% less weight). If grams matter to you, that is the one to beat.
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Spec Nitecore NU25 UL Petzl Nao RL
Weight 48 g · 0.048 kg · 0.11 lb 145 g · 0.145 kg · 0.32 lb
Brand Nitecore Petzl
Category Lighting Lighting
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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Petzl Nao RL
145 g

High-output 1500-lumen rechargeable headlamp with Reactive Lighting that auto-adjusts brightness to the surroundings.

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Nitecore NU25 UL vs Petzl Nao RL: which should you buy?

If saving weight is your priority, the Nitecore NU25 UL wins — at 48 g it is 97 g (67%) lighter than the Petzl Nao RL (145 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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