← Gear database

Fenix HM50R V2.0 vs Nitecore NU40

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

Fenix HM50R V2.0 is the lighter option — 6 g lighter than the Nitecore NU40 (7% less weight). If grams matter to you, that is the one to beat.
shopping_cart Check today's price on Amazon
Spec Fenix HM50R V2.0 Nitecore NU40
Weight 78 g · 0.078 kg · 0.17 lb 84 g · 0.084 kg · 0.19 lb
Brand Fenix Nitecore
Category Lighting Lighting
Fenix HM50R V2.0
78 g

Compact 700-lumen rechargeable headlamp running a 16340 cell, weight including battery.

Full details →
Nitecore NU40
84 g

1000-lumen rechargeable headlamp with dual light sources.

Full details →

HikeLoad is reader-supported. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Learn more.

Fenix HM50R V2.0 vs Nitecore NU40: which should you buy?

If saving weight is your priority, the Fenix HM50R V2.0 wins — at 78 g it is 6 g (7%) lighter than the Nitecore NU40 (84 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.

More lighting comparisons

Fenix HM50R V2.0 vs RovyVon Aurora A8 Keychain Flashlight Fenix HM50R V2.0 vs RovyVon Aurora A8 Pro Keychain Flashlight Fenix HM50R V2.0 vs RovyVon Aurora A5 Keychain Flashlight Fenix HM50R V2.0 vs Petzl e+LITE Fenix HM50R V2.0 vs Petzl Bindi Fenix HM50R V2.0 vs Petzl Bindi Headlamp