Flextail Tiny Helio 600Z Headlamp vs Nitecore NU25 UL Headlamp
Weight and specs compared for 2026 — and which one to choose.
Lightweight 600 lumen headlamp with battery included. Full weight 59.5g.
Full details →Ultralight USB-C rechargeable headlamp with 400-lumen output and dual red-light modes. Weighs less than three AA batteries.
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Flextail Tiny Helio 600Z Headlamp vs Nitecore NU25 UL Headlamp: which should you buy?
If saving weight is your priority, the Nitecore NU25 UL Headlamp wins — at 45 g it is 15 g (25%) lighter than the Flextail Tiny Helio 600Z Headlamp (60 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.