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Rab Microlight Alpine Down vs Rab Mythic Alpine Light Jacket

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

Rab Mythic Alpine Light Jacket is the lighter option — 90 g lighter than the Rab Microlight Alpine Down (26% less weight). If grams matter to you, that is the one to beat.
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Spec Rab Microlight Alpine Down Rab Mythic Alpine Light Jacket
Weight 342 g · 0.342 kg · 0.75 lb 252 g · 0.252 kg · 0.56 lb
Brand Rab Rab
Category Clothing - Mid Layer Clothing - Mid Layer
Rab Microlight Alpine Down
342 g

750-fill down jacket with Pertex Quantum shell.

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Rab Mythic Alpine Light Jacket
252 g

900 fill power goose down with PrimaLoft Gold, 8.8oz, ultralight insulation jacket

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Rab Microlight Alpine Down vs Rab Mythic Alpine Light Jacket: which should you buy?

If saving weight is your priority, the Rab Mythic Alpine Light Jacket wins — at 252 g it is 90 g (26%) lighter than the Rab Microlight Alpine Down (342 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 - mid layer page, or browse the full gear weight database.

More clothing - mid layer comparisons