Hyperlite Mountain Gear Southwest 55 vs Mountain Hardwear Alakazam 45L
Weight and specs compared for 2026 — and which one to choose.
Ultralight Dyneema 55L pack for serious gram-counters.
Full details →Ultralight pack with Aluula Graflyte material. Swivel hipbelt for natural load distribution.
Full details →HikeLoad is reader-supported. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Learn more.
Hyperlite Mountain Gear Southwest 55 vs Mountain Hardwear Alakazam 45L: which should you buy?
If saving weight is your priority, the Hyperlite Mountain Gear Southwest 55 wins — at 680 g it is 140 g (17%) 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.