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BioLite Range 500 Headlamp vs Black Diamond Spot 350-R
Weight and specs compared for 2026 — and which one to choose.
BioLite Range 500 Headlamp is the lighter option — 9 g lighter than the Black Diamond Spot 350-R (11% less weight). If grams matter to you, that is the one to beat.
BioLite Range 500 Headlamp
75 g
Ultra-lightweight 500 lumen headlamp with 3D SlimFit design, weighs just 75g with integrated rechargeable battery.
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BioLite Range 500 Headlamp vs Black Diamond Spot 350-R: which should you buy?
If saving weight is your priority, the BioLite Range 500 Headlamp wins — at 75 g it is 9 g (11%) lighter than the Black Diamond Spot 350-R (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.