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Gossamer Gear Elixir 20 Daypack vs Osprey Eja Pro 55

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

Gossamer Gear Elixir 20 Daypack is the lighter option — 700 g lighter than the Osprey Eja Pro 55 (80% less weight). If grams matter to you, that is the one to beat.
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Spec Gossamer Gear Elixir 20 Daypack Osprey Eja Pro 55
Weight 176 g · 0.176 kg · 0.39 lb 876 g · 0.876 kg · 1.93 lb
Brand Gossamer Gear Osprey
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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Osprey Eja Pro 55
876 g

Women's sub-1kg thru-hiking pack built from UHMWPE fabric with an AirSpeed suspended mesh back and removable top lid.

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Gossamer Gear Elixir 20 Daypack vs Osprey Eja Pro 55: which should you buy?

If saving weight is your priority, the Gossamer Gear Elixir 20 Daypack wins — at 176 g it is 700 g (80%) lighter than the Osprey Eja Pro 55 (876 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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