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Black Diamond Deploy Down 0.5 vs Montbell Ex Light Down Jacket

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

Black Diamond Deploy Down 0.5 is the lighter option — 35 g lighter than the Montbell Ex Light Down Jacket (18% 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 Ex Light Down Jacket
Weight 160 g · 0.160 kg · 0.35 lb
as listed, men's full zip hoody; size not stated (range S-XL)
 195 g · 0.195 kg · 0.43 lb
Brand Black Diamond Montbell
Category Clothing - Mid Layer Clothing - Mid Layer
Black Diamond Deploy Down 0.5
160 g

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

See it in your base weight → Full details →
Montbell Ex Light Down Jacket
195 g

900-fill ultralight down jacket in minimal packable design.

See it in your base weight → Full details →

Building a pack? Add either one to your HikeLoad list, or drop its weight into the base weight calculator, and see what it does to your total weight.

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Black Diamond Deploy Down 0.5 vs Montbell Ex Light Down Jacket: which should you buy?

If saving weight is your priority, the Black Diamond Deploy Down 0.5 wins — at 160 g it is 35 g (18%) lighter than the Montbell Ex Light Down Jacket (195 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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