Durston Gear Kakwa 40 vs Mountain Hardwear Alakazam 45L
Weight and specs compared for 2026 — and which one to choose.
Ultralight 40L internal-frame thru-hiking pack in Ultra 200X fabric, with a hollow aluminum U-frame and 15L of external storage.
Ultralight pack with Aluula Graflyte material. Swivel hipbelt for natural load distribution.
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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Durston Gear Kakwa 40 vs Mountain Hardwear Alakazam 45L: which should you buy?
If saving weight is your priority, the Durston Gear Kakwa 40 wins — at 795 g it is 25 g (3%) lighter than the Mountain Hardwear Alakazam 45L (820 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.