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Durston Wapta 30 vs Zpacks Nero Classic 40L
Weight and specs compared for 2026 — and which one to choose.
Zpacks Nero Classic 40L is the lighter option — 231 g lighter than the Durston Wapta 30 (44% less weight). If grams matter to you, that is the one to beat.
Durston Wapta 30
520 g
Frameless ultralight daypack in durable ALUULA Graflyte fabric with a removable hip belt, ideal for fast hikes and light loads.
Check price Full details →Zpacks Nero Classic 40L
289 g
Frameless ultralight pack in 30L or 40L, built from Dyneema CF fabric. One of the lightest load-carrying packs available for thru-hiking.
Check price Full details →Durston Wapta 30 vs Zpacks Nero Classic 40L: which should you buy?
If saving weight is your priority, the Zpacks Nero Classic 40L wins — at 289 g it is 231 g (44%) lighter than the Durston Wapta 30 (520 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.