Outdoor Research Adrenaline Rain Pants vs REI Lightweight Stuff Sack
Weight and specs compared for 2026 — and which one to choose.
Lightweight waterproof rain pants with full-length zip.
Full details →Budget-friendly ultralight stuff sack for pack organization. Only 0.7 oz.
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Outdoor Research Adrenaline Rain Pants vs REI Lightweight Stuff Sack: which should you buy?
If saving weight is your priority, the REI Lightweight Stuff Sack wins — at 20 g it is 270 g (93%) lighter than the Outdoor Research Adrenaline Rain Pants (290 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 miscellaneous page, or browse the full gear weight database.