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Durston Gear Wapta 30 Ultralight Backpack vs Fjallraven Kajka 55

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

Durston Gear Wapta 30 Ultralight Backpack is the lighter option — 1,715 g lighter than the Fjallraven Kajka 55 (82% less weight). If grams matter to you, that is the one to beat.
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Spec Durston Gear Wapta 30 Ultralight Backpack Fjallraven Kajka 55
Weight 385 g · 0.385 kg · 0.85 lb 2,100 g · 2.100 kg · 4.63 lb
Brand Durston Gear Fjallraven
Category Backpack Backpack
Durston Gear Wapta 30 Ultralight Backpack
385 g

Functional ultralight pack, 13.6oz, highly durable despite minimal weight

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Fjallraven Kajka 55
2,100 g

Classic 55L Swedish trekking pack with wooden frame stays.

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Durston Gear Wapta 30 Ultralight Backpack vs Fjallraven Kajka 55: which should you buy?

If saving weight is your priority, the Durston Gear Wapta 30 Ultralight Backpack wins — at 385 g it is 1,715 g (82%) 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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