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Osprey Levity 45 vs ULA Equipment ULTRA Node 20L

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

ULA Equipment ULTRA Node 20L is the lighter option — 228 g lighter than the Osprey Levity 45 (28% less weight). If grams matter to you, that is the one to beat.
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Spec Osprey Levity 45 ULA Equipment ULTRA Node 20L
Weight 800 g · 0.800 kg · 1.76 lb 572 g · 0.572 kg · 1.26 lb
Brand Osprey ULA Equipment
Category Backpack Backpack
Osprey Levity 45
800 g

Ultralight 45L pack at 800g. Designed for minimalist backpackers with Nanofly ripstop and Lightwire frame.

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ULA Equipment ULTRA Node 20L
572 g

Compact 20L daypack with ULTRA 400X fabric (20% lighter than standard 400D), roll-top closure, and padded laptop compartment. Made in the USA with lifetime warr...

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Osprey Levity 45 vs ULA Equipment ULTRA Node 20L: which should you buy?

If saving weight is your priority, the ULA Equipment ULTRA Node 20L wins — at 572 g it is 228 g (28%) lighter than the Osprey Levity 45 (800 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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