Outdoor Research Helium UL Jacket vs Patagonia Houdini

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

Patagonia Houdini is the lighter option — 76 g lighter than the Outdoor Research Helium UL Jacket (47% less weight). If grams matter to you, that is the one to beat.

Spec	Outdoor Research Helium UL Jacket	Patagonia Houdini
Weight	162 g · 0.162 kg · 0.36 lb	86 g · 0.086 kg · 0.19 lb
Brand	Outdoor Research	Patagonia
Category	Clothing - Outer Layer	Clothing - Outer Layer

Outdoor Research Helium UL Jacket

162 g

Minimalist rain jacket with Toray Dermizax 2.75-layer 15D construction, highly breathable and compressible for fast-and-light mountain use.

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Patagonia Houdini

86 g

Iconic ultralight wind jacket. Stuffs into its own pocket.

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Outdoor Research Helium UL Jacket vs Patagonia Houdini: which should you buy?

If saving weight is your priority, the Patagonia Houdini wins — at 86 g it is 76 g (47%) lighter than the Outdoor Research Helium UL Jacket (162 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 - outer layer page, or browse the full gear weight database.

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