Hyperlite Mountain Gear Southwest 40 vs Salomon ADV Skin 20
Weight and specs compared for 2026 — and which one to choose.
Bombproof DCF frameless backpack built for off-trail travel. 40L capacity with roll-top closure and durable Dyneema fabric for all-weather adventures.
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Hyperlite Mountain Gear Southwest 40 vs Salomon ADV Skin 20: which should you buy?
If saving weight is your priority, the Salomon ADV Skin 20 wins — at 395 g it is 402 g (50%) lighter than the Hyperlite Mountain Gear Southwest 40 (797 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.