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Black Diamond Deploy Down 0.5 vs Montbell Plasma 1000

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

Montbell Plasma 1000 is the lighter option — 11 g lighter than the Black Diamond Deploy Down 0.5 (7% less weight). If grams matter to you, that is the one to beat.
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Spec Black Diamond Deploy Down 0.5 Montbell Plasma 1000
Weight 150 g · 0.150 kg · 0.33 lb 139 g · 0.139 kg · 0.31 lb
Brand Black Diamond Montbell
Category Clothing - Mid Layer Clothing - Mid Layer
Black Diamond Deploy Down 0.5
150 g

Lightest down jacket at 5.3oz. Features 1000+ fill power goose down.

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Montbell Plasma 1000
139 g

Ultralight down jacket with 1000-fill goose down. Men's weighs just 139g with exceptional warmth-to-weight.

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Black Diamond Deploy Down 0.5 vs Montbell Plasma 1000: which should you buy?

If saving weight is your priority, the Montbell Plasma 1000 wins — at 139 g it is 11 g (7%) lighter than the Black Diamond Deploy Down 0.5 (150 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 clothing - mid layer page, or browse the full gear weight database.

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