Hyperlite Mountain Gear Prism 40L vs Salomon ADV Skin 12

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

Salomon ADV Skin 12 is the lighter option — 567 g lighter than the Hyperlite Mountain Gear Prism 40L (69% less weight). If grams matter to you, that is the one to beat.

Spec	Hyperlite Mountain Gear Prism 40L	Salomon ADV Skin 12
Weight	827 g · 0.827 kg · 1.82 lb	260 g · 0.260 kg · 0.57 lb
Brand	Hyperlite Mountain Gear	Salomon
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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Salomon ADV Skin 12

260 g

Ultra-light 12L trail running and fastpacking vest.

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Hyperlite Mountain Gear Prism 40L vs Salomon ADV Skin 12: which should you buy?

If saving weight is your priority, the Salomon ADV Skin 12 wins — at 260 g it is 567 g (69%) lighter than the Hyperlite Mountain Gear Prism 40L (827 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.

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