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AONIJIE FH2542 42L Hiking Backpack vs Zpacks Nero Classic Ultra Backpack

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

Zpacks Nero Classic Ultra Backpack is the lighter option — 601 g lighter than the AONIJIE FH2542 42L Hiking Backpack (68% less weight). If grams matter to you, that is the one to beat.
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Spec AONIJIE FH2542 42L Hiking Backpack Zpacks Nero Classic Ultra Backpack
Weight 890 g · 0.890 kg · 1.96 lb 289 g · 0.289 kg · 0.64 lb
Brand AONIJIE Zpacks
Category Backpack Backpack
AONIJIE FH2542 42L Hiking Backpack
890 g

Ultralight 42L capacity hiking/trekking backpack with waterproof nylon/polyethylene fabric, includes rain cover, designed for multi-day backpacking trips

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Zpacks Nero Classic Ultra Backpack
289 g

Frameless ultralight backpack made from Dyneema Composite Fabric. Minimalist design for SUL hikers. Top-loading with roll-top closure.

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AONIJIE FH2542 42L Hiking Backpack vs Zpacks Nero Classic Ultra Backpack: which should you buy?

If saving weight is your priority, the Zpacks Nero Classic Ultra Backpack wins — at 289 g it is 601 g (68%) lighter than the AONIJIE FH2542 42L Hiking Backpack (890 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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