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Fenix HM65R-T V2.0 vs Nitecore NU25 UL

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

Nitecore NU25 UL is the lighter option — 92 g lighter than the Fenix HM65R-T V2.0 (66% less weight). If grams matter to you, that is the one to beat.
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Spec Fenix HM65R-T V2.0 Nitecore NU25 UL
Weight 140 g · 0.140 kg · 0.31 lb
as listed, including battery and headband
48 g · 0.048 kg · 0.11 lb
as listed, bracket and headband included, built-in battery (page model name: NU25 MCT UL)
Brand Fenix Nitecore
Category Lighting Lighting
Fenix HM65R-T V2.0
140 g

Rechargeable headlamp with 1600 lumens maximum output. Magnesium construction, USB-C charging, and multiple brightness modes for trail running and hiking.

See it in your base weight → Full details →
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.

See it in your base weight → Full details →

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Fenix HM65R-T V2.0 vs Nitecore NU25 UL: which should you buy?

If saving weight is your priority, the Nitecore NU25 UL wins — at 48 g it is 92 g (66%) lighter than the Fenix HM65R-T V2.0 (140 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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