Fjallraven Kajka X-Lätt 45 vs Gossamer Gear Murmur 36 Hyperlight Backpack
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...
Full details →Frameless 36L hyperlight thru-hiking pack made from ALUULA Graflyte fabric, with roll-top closure and included torso pad.
Full details →HikeLoad is reader-supported. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Learn more.
Fjallraven Kajka X-Lätt 45 vs Gossamer Gear Murmur 36 Hyperlight Backpack: which should you buy?
If saving weight is your priority, the Gossamer Gear Murmur 36 Hyperlight Backpack wins — at 225 g it is 965 g (81%) lighter than the Fjallraven Kajka X-Lätt 45 (1,190 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.