OMM waterproof Kamleika Cap vs Rab Downpour Light Jacket

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

OMM waterproof Kamleika Cap is the lighter option — 189 g lighter than the Rab Downpour Light Jacket (86% less weight). If grams matter to you, that is the one to beat.

Spec	OMM waterproof Kamleika Cap	Rab Downpour Light Jacket
Weight	30 g · 0.030 kg · 0.07 lb	219 g · 0.219 kg · 0.48 lb
Brand	OMM	Rab
Category	Clothing - Outer Layer	Clothing - Outer Layer

OMM waterproof Kamleika Cap

30 g

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Rab Downpour Light Jacket

219 g

Packable 2.5L waterproof jacket with fully taped seams and helmet-compatible hood; packs to softball size, 7.7 oz for all-day rain protection.

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OMM waterproof Kamleika Cap vs Rab Downpour Light Jacket: which should you buy?

If saving weight is your priority, the OMM waterproof Kamleika Cap wins — at 30 g it is 189 g (86%) lighter than the Rab Downpour Light Jacket (219 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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