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Gossamer Gear Elixir 20 Daypack vs Six Moon Designs Fusion 55

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

Gossamer Gear Elixir 20 Daypack is the lighter option — 446 g lighter than the Six Moon Designs Fusion 55 (72% less weight). If grams matter to you, that is the one to beat.
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Spec Gossamer Gear Elixir 20 Daypack Six Moon Designs Fusion 55
Weight 176 g · 0.176 kg · 0.39 lb 622 g · 0.622 kg · 1.37 lb
Brand Gossamer Gear Six Moon Designs
Category Backpack Backpack
Gossamer Gear Elixir 20 Daypack
176 g

Roll-top daypack made with waterproof welded ALUULA for reliable wet weather use.

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Six Moon Designs Fusion 55
622 g

Ultralight 55L frameless Dyneema pack.

Full details →

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Gossamer Gear Elixir 20 Daypack vs Six Moon Designs Fusion 55: which should you buy?

If saving weight is your priority, the Gossamer Gear Elixir 20 Daypack wins — at 176 g it is 446 g (72%) lighter than the Six Moon Designs Fusion 55 (622 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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