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Montbell Plasma 1000 Down Jacket vs Patagonia Nano-Air Ultralight Pullover

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

Montbell Plasma 1000 Down Jacket is the lighter option — 64 g lighter than the Patagonia Nano-Air Ultralight Pullover (26% less weight). If grams matter to you, that is the one to beat.
Spec Montbell Plasma 1000 Down Jacket Patagonia Nano-Air Ultralight Pullover
Weight 185 g · 0.185 kg · 0.41 lb 249 g · 0.249 kg · 0.55 lb
Brand Montbell Patagonia
Category Clothing - Mid Layer Clothing - Mid Layer
Montbell Plasma 1000 Down Jacket
185 g

Ultralight 1000-fill down jacket. Among the lightest available.

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Patagonia Nano-Air Ultralight Pullover
249 g

Active insulation pullover with 20g FullRange synthetic fill and breathable side panels. Ideal for high-output hiking in cool-to-cold conditions.

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Montbell Plasma 1000 Down Jacket vs Patagonia Nano-Air Ultralight Pullover: which should you buy?

If saving weight is your priority, the Montbell Plasma 1000 Down Jacket wins — at 185 g it is 64 g (26%) lighter than the Patagonia Nano-Air Ultralight Pullover (249 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.

More clothing - mid layer comparisons