Gossamer Gear Mariposa 60L Backpack vs Outdoor Vitals Shadowlight Carbon 60 Backpack
Weight and specs compared for 2026 — and which one to choose.
Versatile ultralight pack with internal frame and removable foam back panel. 60L capacity ideal for multi-day thru-hikes with loads up to 35 lbs.
60L ultralight backpack at just 895g (31.5oz) with carbon fiber frame, full suspension system, and comfortable hip belt for multi-day trips.
Building a pack? Add either one to your HikeLoad list, or drop its weight into the base weight calculator, and see what it does to your total weight.
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Gossamer Gear Mariposa 60L Backpack vs Outdoor Vitals Shadowlight Carbon 60 Backpack: which should you buy?
If saving weight is your priority, the Outdoor Vitals Shadowlight Carbon 60 Backpack wins — at 895 g it is 75 g (8%) lighter than the Gossamer Gear Mariposa 60L Backpack (970 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.