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Osprey Exos 58 Backpack vs Zpacks Nero Classic

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

Zpacks Nero Classic is the lighter option — 975 g lighter than the Osprey Exos 58 Backpack (76% less weight). If grams matter to you, that is the one to beat.
Spec Osprey Exos 58 Backpack Zpacks Nero Classic
Weight 1,276 g · 1.276 kg · 2.81 lb 301 g · 0.301 kg · 0.66 lb
Brand Osprey Zpacks
Category Backpack Backpack
Osprey Exos 58 Backpack
1,276 g

Lightweight ventilated backpack with AirSpeed suspended mesh back panel. Floating top lid, large front pocket. Great all-day comfort for summer hikes.

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Zpacks Nero Classic
301 g

Minimalist frameless DCF daypack ideal for ultralight hikers keeping baseweight under 10 lbs. Features roll-top closure and water-resistant Dyneema construction...

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Osprey Exos 58 Backpack vs Zpacks Nero Classic: which should you buy?

If saving weight is your priority, the Zpacks Nero Classic wins — at 301 g it is 975 g (76%) lighter than the Osprey Exos 58 Backpack (1,276 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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