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Forclaz MT900 Hooded Down Jacket vs Rab Mythic Ultra Jacket

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

Rab Mythic Ultra Jacket is the lighter option — 33 g lighter than the Forclaz MT900 Hooded Down Jacket (6% less weight). If grams matter to you, that is the one to beat.
Spec Forclaz MT900 Hooded Down Jacket Rab Mythic Ultra Jacket
Weight 570 g · 0.570 kg · 1.26 lb 537 g · 0.537 kg · 1.18 lb
Brand Forclaz Rab
Category Clothing - Mid Layer Clothing - Mid Layer
Forclaz MT900 Hooded Down Jacket
570 g

Hooded down puffer for cold mountain and trekking conditions, offering high warmth-to-weight insulation at an accessible price.

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Rab Mythic Ultra Jacket
537 g

Premium ultralight down jacket with 900FP hydrophobic down and TILT zoned insulation in a lightweight Atmos shell, built for cold alpine conditions.

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Forclaz MT900 Hooded Down Jacket vs Rab Mythic Ultra Jacket: which should you buy?

If saving weight is your priority, the Rab Mythic Ultra Jacket wins — at 537 g it is 33 g (6%) lighter than the Forclaz MT900 Hooded Down Jacket (570 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.

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