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Black Diamond Storm 500-R vs Fenix HM65R
Weight and specs compared for 2026 — and which one to choose.
Fenix HM65R is the lighter option — 9 g lighter than the Black Diamond Storm 500-R (8% less weight). If grams matter to you, that is the one to beat.
Black Diamond Storm 500-R
111 g
Rechargeable 500-lumen headlamp with waterproof design.
Full details →Black Diamond Storm 500-R vs Fenix HM65R: which should you buy?
If saving weight is your priority, the Fenix HM65R wins — at 102 g it is 9 g (8%) lighter than the Black Diamond Storm 500-R (111 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.