Fjallraven Kajka X-Lätt 45 vs Osprey Exos 58
Weight and specs compared for 2026 — and which one to choose.
Lightweight 45L trekking backpack with birch wood frame, one of the lightest wood-frame packs available. Features Vinylon construction with 45-liter capacity fo...
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Fjallraven Kajka X-Lätt 45 vs Osprey Exos 58: which should you buy?
If saving weight is your priority, the Fjallraven Kajka X-Lätt 45 wins — at 1,190 g it is 230 g (16%) lighter than the Osprey Exos 58 (1,420 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.