Arc'teryx Cerium Hoody vs Janji Auras Ultrafleece Hoodie
Weight and specs compared for 2026 — and which one to choose.
Lightweight down insulation hoody with 850-fill-power responsible down. Packable and warm with streamlined fit for layering.
Full details →Mesh outer with brushed inner using proprietary Astra fleece fabric.
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Arc'teryx Cerium Hoody vs Janji Auras Ultrafleece Hoodie: which should you buy?
If saving weight is your priority, the Janji Auras Ultrafleece Hoodie wins — at 133 g it is 116 g (47%) lighter than the Arc'teryx Cerium Hoody (249 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.