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Fjallraven Kajka 55 vs Osprey Aura AG 65

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

Osprey Aura AG 65 is the lighter option — 90 g lighter than the Fjallraven Kajka 55 (4% less weight). If grams matter to you, that is the one to beat.
Spec Fjallraven Kajka 55 Osprey Aura AG 65
Weight 2,100 g · 2.100 kg · 4.63 lb 2,010 g · 2.010 kg · 4.43 lb
Brand Fjallraven Osprey
Category Backpack Backpack
Fjallraven Kajka 55
2,100 g

Classic 55L Swedish trekking pack with wooden frame stays.

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Osprey Aura AG 65
2,010 g

Women's 65L Anti-Gravity pack with FitPod adjustment.

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Fjallraven Kajka 55 vs Osprey Aura AG 65: which should you buy?

If saving weight is your priority, the Osprey Aura AG 65 wins — at 2,010 g it is 90 g (4%) lighter than the Fjallraven Kajka 55 (2,100 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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