Osprey Exos 38 vs Outdoor Vitals Carbon Evo 50 Backpack
Weight and specs compared for 2026 — and which one to choose.
Ultralight ventilated multi-day pack with AirSpeed suspended mesh backpanel and removable top lid for fast-and-light backpacking.
Full details →Mid-sized pack with UltraStretch mesh front pocket and full suspension frame under 2 lbs.
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Osprey Exos 38 vs Outdoor Vitals Carbon Evo 50 Backpack: which should you buy?
If saving weight is your priority, the Outdoor Vitals Carbon Evo 50 Backpack wins — at 850 g it is 340 g (29%) lighter than the Osprey Exos 38 (1,190 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.