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Aarn Featherlite Freedom Pack (Medium) vs ULA Circuit

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

ULA Circuit is the lighter option — 872 g lighter than the Aarn Featherlite Freedom Pack (Medium) (56% less weight). If grams matter to you, that is the one to beat.
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Spec Aarn Featherlite Freedom Pack (Medium) ULA Circuit
Weight 1,552 g · 1.552 kg · 3.42 lb 680 g · 0.680 kg · 1.50 lb
Brand Aarn ULA
Category Backpack Backpack
Aarn Featherlite Freedom Pack (Medium)
1,552 g

Revolutionary body-worn backpack distributing load directly to hips and core. Adjustable for optimal comfort. Medium size rated for multi-day trips with natural...

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ULA Circuit
680 g

Ultralight 68L frameless pack. Thru-hiker favourite.

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Aarn Featherlite Freedom Pack (Medium) vs ULA Circuit: which should you buy?

If saving weight is your priority, the ULA Circuit wins — at 680 g it is 872 g (56%) lighter than the Aarn Featherlite Freedom Pack (Medium) (1,552 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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