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Black Diamond Deploy 325 Headlamp vs Fenix HM61R V3.0

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

Black Diamond Deploy 325 Headlamp is the lighter option — 128 g lighter than the Fenix HM61R V3.0 (76% less weight). If grams matter to you, that is the one to beat.
Spec Black Diamond Deploy 325 Headlamp Fenix HM61R V3.0
Weight 40 g · 0.040 kg · 0.09 lb 168 g · 0.168 kg · 0.37 lb
Brand Black Diamond Fenix
Category Lighting Lighting
Black Diamond Deploy 325 Headlamp
40 g

Ultra-compact 40g headlamp with 325-lumen output. Folds flat for easy storage in a pocket or pack lid. USB-C rechargeable. Best-in-class weight for a capable tr...

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Fenix HM61R V3.0
168 g

Rechargeable multi-use headlamp with spotlight, floodlight and red light, magnetic tail and removable 21700 battery.

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Black Diamond Deploy 325 Headlamp vs Fenix HM61R V3.0: which should you buy?

If saving weight is your priority, the Black Diamond Deploy 325 Headlamp wins — at 40 g it is 128 g (76%) lighter than the Fenix HM61R V3.0 (168 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.

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