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AONIJIE FH2542 42L Hiking Backpack vs Hyperlite Mountain Gear Southwest 40L Backpack

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

No winner on weight yet. The recorded weights have not both been verified on the same basis. Size, included parts and single-item versus pair weights can differ. Check the linked sources before choosing a replacement.

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Spec AONIJIE FH2542 42L Hiking Backpack Hyperlite Mountain Gear Southwest 40L Backpack
Weight 890 g · 0.890 kg · 1.96 lb 841 g · 0.841 kg · 1.85 lb
Brand AONIJIE Hyperlite Mountain Gear
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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Hyperlite Mountain Gear Southwest 40L Backpack
841 g

Fully waterproof Dyneema Composite Hybrid pack with aluminum stays and foam back panel. Built for off-trail use in harsh conditions. 29.7 oz.

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AONIJIE FH2542 42L Hiking Backpack vs Hyperlite Mountain Gear Southwest 40L Backpack: which should you buy?

The listed weights alone are not enough to choose between these products. Confirm the size, included parts and weight basis against each source; choose equipment for the function and fit you need.

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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