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Black Diamond Spot 400 vs Fenix HL18R-T
Weight and specs compared for 2026 — and which one to choose.
Fenix HL18R-T is the lighter option — 53 g lighter than the Black Diamond Spot 400 (56% less weight). If grams matter to you, that is the one to beat.
Black Diamond Spot 400
95 g
400-lumen headlamp with strobe mode and IPX8 waterproofing.
Full details →Black Diamond Spot 400 vs Fenix HL18R-T: which should you buy?
If saving weight is your priority, the Fenix HL18R-T wins — at 42 g it is 53 g (56%) lighter than the Black Diamond Spot 400 (95 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.