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Arc'teryx Cerium SL Down Jacket vs Patagonia Nano Air Light Vest

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

Patagonia Nano Air Light Vest is the lighter option — 37 g lighter than the Arc'teryx Cerium SL Down Jacket (16% less weight). If grams matter to you, that is the one to beat.
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Spec Arc'teryx Cerium SL Down Jacket Patagonia Nano Air Light Vest
Weight 235 g · 0.235 kg · 0.52 lb 198 g · 0.198 kg · 0.44 lb
Brand Arc'teryx Patagonia
Category Clothing - Mid Layer Clothing - Mid Layer
Arc'teryx Cerium SL Down Jacket
235 g

Ultralight down jacket at 8.3 ounces with exceptional packability.

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Patagonia Nano Air Light Vest
198 g

Ultra-lightweight synthetic vest at 7 oz. Perfect layering piece for minimal weight.

Full details →

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Arc'teryx Cerium SL Down Jacket vs Patagonia Nano Air Light Vest: which should you buy?

If saving weight is your priority, the Patagonia Nano Air Light Vest wins — at 198 g it is 37 g (16%) lighter than the Arc'teryx Cerium SL Down Jacket (235 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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