Montbell Ex Light Down Jacket vs Patagonia Nano-Air Ultralight Full-Zip Hoody

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

Montbell Ex Light Down Jacket is the lighter option — 59 g lighter than the Patagonia Nano-Air Ultralight Full-Zip Hoody (23% less weight). If grams matter to you, that is the one to beat.

Spec	Montbell Ex Light Down Jacket	Patagonia Nano-Air Ultralight Full-Zip Hoody
Weight	195 g · 0.195 kg · 0.43 lb	254 g · 0.254 kg · 0.56 lb
Brand	Montbell	Patagonia
Category	Clothing - Mid Layer	Clothing - Mid Layer

Montbell Ex Light Down Jacket

195 g

900-fill ultralight down jacket in minimal packable design.

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Patagonia Nano-Air Ultralight Full-Zip Hoody

254 g

Ultralight active insulation hoody with 20g FullRange insulation. 254g (men's medium). Minimal weight layering piece for variable mountain days.

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Montbell Ex Light Down Jacket vs Patagonia Nano-Air Ultralight Full-Zip Hoody: which should you buy?

If saving weight is your priority, the Montbell Ex Light Down Jacket wins — at 195 g it is 59 g (23%) lighter than the Patagonia Nano-Air Ultralight Full-Zip Hoody (254 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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