Arc'teryx Helium Jacket vs First Lite Vapor Stormlight
Weight and specs compared for 2026 — and which one to choose.
Ultralight waterproof-breathable rain jacket at 5.7 oz using N10p-X AC nylon with Gore-Tex technology. Packable into chest pocket. Men's medium.
Full details →2.5-layer ultralight packable rain jacket with Turret Hood and 37.5 Active Particle Technology, compresses into its own pocket.
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Arc'teryx Helium Jacket vs First Lite Vapor Stormlight: which should you buy?
If saving weight is your priority, the Arc'teryx Helium Jacket wins — at 162 g it is 178 g (52%) lighter than the First Lite Vapor Stormlight (340 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.