Hyperlite Mountain Gear Unbound 40 vs Nashville Pack The Cutaway 30L
Weight and specs compared for 2026 — and which one to choose.
40L Dyneema Composite Hybrid pack with internal frame and waterproof roll-top closure. Built for alpine and storm-prone conditions.
Full details →Frameless ultralight backpack with 30L main compartment. Made from Ecopak EPLX 200 recycled fabric. Weighs 448g with all accessories.
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Hyperlite Mountain Gear Unbound 40 vs Nashville Pack The Cutaway 30L: which should you buy?
If saving weight is your priority, the Nashville Pack The Cutaway 30L wins — at 448 g it is 382 g (46%) lighter than the Hyperlite Mountain Gear Unbound 40 (830 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.