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Zpacks Arc Haul Ultra 60 vs Zpacks Arc Haul Ultra 60L Backpack

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

Zpacks Arc Haul Ultra 60 is the lighter option — 6 g lighter than the Zpacks Arc Haul Ultra 60L Backpack (1% less weight). If grams matter to you, that is the one to beat.
Spec Zpacks Arc Haul Ultra 60 Zpacks Arc Haul Ultra 60L Backpack
Weight 618 g · 0.618 kg · 1.36 lb 624 g · 0.624 kg · 1.38 lb
Brand Zpacks Zpacks
Category Backpack Backpack
Zpacks Arc Haul Ultra 60
618 g

Ultralight 60L thru-hiking pack with carbon fiber frame and Ultra 100X Dyneema fabric. Seam-taped roll-top design with side water bottle pockets.

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Zpacks Arc Haul Ultra 60L Backpack
624 g

Ultralight 60L thru-hiking pack with DCF fabric and arc carbon fiber frame for load transfer. Weight varies by configuration.

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Zpacks Arc Haul Ultra 60 vs Zpacks Arc Haul Ultra 60L Backpack: which should you buy?

If saving weight is your priority, the Zpacks Arc Haul Ultra 60 wins — at 618 g it is 6 g (1%) lighter than the Zpacks Arc Haul Ultra 60L Backpack (624 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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