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Hyperlite Mountain Gear Prism 40L vs Mountain Hardwear Alakazam 45L ALUULA Graflyte

Weight and specs compared for 2026 — and which one to choose.

No winner on weight yet. The recorded weights have not both been verified on the same basis. Size, included parts and single-item versus pair weights can differ. Check the linked sources before choosing a replacement.

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Spec Hyperlite Mountain Gear Prism 40L Mountain Hardwear Alakazam 45L ALUULA Graflyte
Weight 827 g · 0.827 kg · 1.82 lb 820 g · 0.820 kg · 1.81 lb
Brand Hyperlite Mountain Gear Mountain Hardwear
Category Backpack Backpack
Hyperlite Mountain Gear Prism 40L
827 g

Technical alpine pack in DCH150 Dyneema with crampon pouch, ice tool carry, and removable lid. Load capacity up to 22kg.

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Mountain Hardwear Alakazam 45L ALUULA Graflyte
820 g

Spring 2026 framed ultralight pack in new ALUULA fabric; one of first mainstream packs with this material

See it in your base weight → Full details →

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Hyperlite Mountain Gear Prism 40L vs Mountain Hardwear Alakazam 45L ALUULA Graflyte: which should you buy?

The listed weights alone are not enough to choose between these products. Confirm the size, included parts and weight basis against each source; choose equipment for the function and fit you need.

See where both rank against everything else in this category on the lightest backpack page, or browse the full gear weight database.

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