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Arc'teryx Atom LT Hoody vs Janji Auras Ultrafleece Hoodie

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

Janji Auras Ultrafleece Hoodie is the lighter option — 185 g lighter than the Arc'teryx Atom LT Hoody (58% less weight). If grams matter to you, that is the one to beat.
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Spec Arc'teryx Atom LT Hoody Janji Auras Ultrafleece Hoodie
Weight 318 g · 0.318 kg · 0.70 lb 133 g · 0.133 kg · 0.29 lb
Brand Arc'teryx Janji
Category Clothing - Mid Layer Clothing - Mid Layer
Arc'teryx Atom LT Hoody
318 g

Coreloft insulated hoody with excellent breathability.

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Janji Auras Ultrafleece Hoodie
133 g

Mesh outer with brushed inner using proprietary Astra fleece fabric.

Full details →

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Arc'teryx Atom LT 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 185 g (58%) lighter than the Arc'teryx Atom LT Hoody (318 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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