Salomon ADV Skin 20 vs Zpacks Nero Classic Ultra Backpack

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

Zpacks Nero Classic Ultra Backpack is the lighter option — 106 g lighter than the Salomon ADV Skin 20 (27% less weight). If grams matter to you, that is the one to beat.

Spec	Salomon ADV Skin 20	Zpacks Nero Classic Ultra Backpack
Weight	395 g · 0.395 kg · 0.87 lb	289 g · 0.289 kg · 0.64 lb
Brand	Salomon	Zpacks
Category	Backpack	Backpack

Salomon ADV Skin 20

395 g

Lightweight 20L running vest with front flasks included.

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Zpacks Nero Classic Ultra Backpack

289 g

Frameless ultralight backpack made from Dyneema Composite Fabric. Minimalist design for SUL hikers. Top-loading with roll-top closure.

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Salomon ADV Skin 20 vs Zpacks Nero Classic Ultra Backpack: which should you buy?

If saving weight is your priority, the Zpacks Nero Classic Ultra Backpack wins — at 289 g it is 106 g (27%) lighter than the Salomon ADV Skin 20 (395 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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