Osprey Atmos AG 50 vs Six Moon Designs Minimalist V2
Weight and specs compared for 2026 — and which one to choose.
Full-featured 50L ultralight pack in Robic nylon. Removable frame and hip belt, multiple pockets and three harness options; fits a bear canister.
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Osprey Atmos AG 50 vs Six Moon Designs Minimalist V2: which should you buy?
If saving weight is your priority, the Six Moon Designs Minimalist V2 wins — at 1,212 g it is 688 g (36%) lighter than the Osprey Atmos AG 50 (1,900 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 backpack page, or browse the full gear weight database.