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Black Diamond Deploy Down 0.5 vs Rab Xenair Alpine Light Jacket

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

Black Diamond Deploy Down 0.5 is the lighter option — 186 g lighter than the Rab Xenair Alpine Light Jacket (55% less weight). If grams matter to you, that is the one to beat.
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Spec Black Diamond Deploy Down 0.5 Rab Xenair Alpine Light Jacket
Weight 150 g · 0.150 kg · 0.33 lb 336 g · 0.336 kg · 0.74 lb
Brand Black Diamond Rab
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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Rab Xenair Alpine Light Jacket
336 g

Stretch synthetic insulated jacket with Stratus PrimaLoft and a wind-resistant face, made for active mountain layering.

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Black Diamond Deploy Down 0.5 vs Rab Xenair Alpine Light Jacket: which should you buy?

If saving weight is your priority, the Black Diamond Deploy Down 0.5 wins — at 150 g it is 186 g (55%) lighter than the Rab Xenair Alpine Light Jacket (336 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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