Superior Wilderness Designs Long Haul 50 vs Zpacks Arc Scout 37L

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

Zpacks Arc Scout 37L is the lighter option — 432 g lighter than the Superior Wilderness Designs Long Haul 50 (53% less weight). If grams matter to you, that is the one to beat.

Spec	Superior Wilderness Designs Long Haul 50	Zpacks Arc Scout 37L
Weight	822 g · 0.822 kg · 1.81 lb	390 g · 0.390 kg · 0.86 lb
Brand	Superior Wilderness Designs	Zpacks
Category	Backpack	Backpack

Superior Wilderness Designs Long Haul 50

822 g

Durable 50L internal-frame ultralight pack with dual aluminium stays, built for heavier multi-day loads on rugged terrain.

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Zpacks Arc Scout 37L

390 g

Compact Dyneema frameless pack for lightweight overnighters.

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Superior Wilderness Designs Long Haul 50 vs Zpacks Arc Scout 37L: which should you buy?

If saving weight is your priority, the Zpacks Arc Scout 37L wins — at 390 g it is 432 g (53%) lighter than the Superior Wilderness Designs Long Haul 50 (822 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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