Arc'teryx Atom Jacket vs Black Diamond Deploy Down Jacket
Weight and specs compared for 2026 — and which one to choose.
Insulated mid-layer with Coreloft Compact synthetic fill and stretch panels. PFAS-free DWR finish (2025). Versatile for active use in cold wet conditions.
Check price Full details →Ultra-packable 800-fill down jacket at just 5.3 oz. Water-repellent DWR shell, helmet-compatible hood. Excellent warmth-to-weight ratio for shoulder-season and...
Check price Full details →Arc'teryx Atom Jacket vs Black Diamond Deploy Down Jacket: which should you buy?
If saving weight is your priority, the Black Diamond Deploy Down Jacket wins — at 150 g it is 205 g (58%) lighter than the Arc'teryx Atom Jacket (355 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.