At less than 20 oz, The ultralight Arc Haul Ultra is designed to meet the demands of any adventure. Made from the strongest fabric we offer, "Ultra 100X."
Against every one of the backpacks in the RidgeNote register with a published figure. Manufacturer-listed; sources and dates are on this page.
The lightest of the 42–78 L backpacks on record is Zpacks Arc Haul Ultra 50L Backpack at 1.34 lb — 11 g less.
Main models on the same shelf, compared with the Arc Haul Ultra 60L Backpack on the makers’ published figures; the tick on each bar is the Arc Haul Ultra 60L Backpack.
Not ranked: 23 with no published volume, 7 with no published weight.
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Zpacks
Arc Haul Ultra 70L Backpack
10 L more
0.4 oz heavier (11 g)
Hyperlite Mountain Gear
Halka 70
10 L more
1.78 lb heavier (807 g)
Osprey
Atmos AG 65 Backpack
5 L more
3.25 lb heavier (1473 g)
Not ranked: 27 with no published volume.
See all 5 →Ultralight backpacks ranked by maker-published weight: 24 models. Lightest: Gossamer Gear Murmur 36 Hyperlight Backpack (Aluula) at 7.9 oz (225 g).
Six backpacking packs from 45 to 68 L: how to fit one, then their published volume, frame, load range, weight and list price, with a reason to skip each.
