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Gossamer Gear Kumo 36 Superlight vs Gossamer Gear Murmur 36 Hyperlight Backpack

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

Gossamer Gear Murmur 36 Hyperlight Backpack is the lighter option — 189 g lighter than the Gossamer Gear Kumo 36 Superlight (46% less weight). If grams matter to you, that is the one to beat.
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Spec Gossamer Gear Kumo 36 Superlight Gossamer Gear Murmur 36 Hyperlight Backpack
Weight 414 g · 0.414 kg · 0.91 lb 225 g · 0.225 kg · 0.50 lb
Brand Gossamer Gear Gossamer Gear
Category Backpack Backpack
Gossamer Gear Kumo 36 Superlight
414 g

Frameless 36L ultralight pack in recycled Robic nylon, ideal for day hikes and minimalist overnight loads up to 25 lbs.

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Gossamer Gear Murmur 36 Hyperlight Backpack
225 g

Frameless 36L hyperlight thru-hiking pack made from ALUULA Graflyte fabric, with roll-top closure and included torso pad.

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Gossamer Gear Kumo 36 Superlight 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 189 g (46%) lighter than the Gossamer Gear Kumo 36 Superlight (414 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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