Gossamer Gear Kumo 36 Superlight vs Gossamer Gear Mariposa 60L Backpack
Weight and specs compared for 2026 — and which one to choose.
Frameless 36L ultralight pack in recycled Robic nylon, ideal for day hikes and minimalist overnight loads up to 25 lbs.
Check price Full details →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.
Check price Full details →Gossamer Gear Kumo 36 Superlight vs Gossamer Gear Mariposa 60L Backpack: which should you buy?
If saving weight is your priority, the Gossamer Gear Kumo 36 Superlight wins — at 414 g it is 556 g (57%) 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.