ULA Ohm 2.0 vs Zpacks Nero Classic 30L

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

Zpacks Nero Classic 30L is the lighter option — 266 g lighter than the ULA Ohm 2.0 (47% less weight). If grams matter to you, that is the one to beat.

Spec	ULA Ohm 2.0	Zpacks Nero Classic 30L
Weight	567 g · 0.567 kg · 1.25 lb	301 g · 0.301 kg · 0.66 lb
Brand	ULA	Zpacks
Category	Backpack	Backpack

ULA Ohm 2.0

567 g

Ultralight 50L frameless pack with framesheet option.

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Zpacks Nero Classic 30L

301 g

Frameless ultralight backpack built with durable Ultra 100X fabric. Minimalist design for long-distance hikers prioritizing minimum pack weight.

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ULA Ohm 2.0 vs Zpacks Nero Classic 30L: which should you buy?

If saving weight is your priority, the Zpacks Nero Classic 30L wins — at 301 g it is 266 g (47%) lighter than the ULA Ohm 2.0 (567 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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