First Lite Vapor Stormlight vs Rab Kinetic Alpine 2.0
Weight and specs compared for 2026 — and which one to choose.
2.5-layer ultralight packable rain jacket with Turret Hood and 37.5 Active Particle Technology, compresses into its own pocket.
Stretch waterproof hardshell using Proflex membrane fabric for a soft, breathable feel with a helmet-compatible hood.
Building a pack? Add either one to your HikeLoad list, or drop its weight into the base weight calculator, and see what it does to your total weight.
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First Lite Vapor Stormlight vs Rab Kinetic Alpine 2.0: which should you buy?
If saving weight is your priority, the Rab Kinetic Alpine 2.0 wins — at 335 g it is 5 g (1%) 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.