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Gregory Zulu 35 vs Osprey Levity 45
Weight and specs compared for 2026 — and which one to choose.
Osprey Levity 45 is the lighter option — 250 g lighter than the Gregory Zulu 35 (24% less weight). If grams matter to you, that is the one to beat.
Osprey Levity 45
800 g
Ultralight 45L pack at 800g. Designed for minimalist backpackers with Nanofly ripstop and Lightwire frame.
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Gregory Zulu 35 vs Osprey Levity 45: which should you buy?
If saving weight is your priority, the Osprey Levity 45 wins — at 800 g it is 250 g (24%) lighter than the Gregory Zulu 35 (1,050 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.