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Forclaz MT900 UL 50+10 vs Zpacks Nero Classic

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

Zpacks Nero Classic is the lighter option — 1,034 g lighter than the Forclaz MT900 UL 50+10 (79% less weight). If grams matter to you, that is the one to beat.
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Spec Forclaz MT900 UL 50+10 Zpacks Nero Classic
Weight 1,315 g · 1.315 kg · 2.90 lb
as listed (2.9 lbs, afgerond door de fabrikant), 50+10 L
 281 g · 0.281 kg · 0.62 lb
as listed, base configuration (30L, standard straps, no belt)
Brand Forclaz Zpacks
Category Backpack Backpack
Forclaz MT900 UL 50+10
1,315 g

Decathlon ultralight thru-hiking backpack with 50+10L capacity, roll-top closure and removable components for paring down trail weight.

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Zpacks Nero Classic
281 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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Forclaz MT900 UL 50+10 vs Zpacks Nero Classic: which should you buy?

If saving weight is your priority, the Zpacks Nero Classic wins — at 281 g it is 1,034 g (79%) lighter than the Forclaz MT900 UL 50+10 (1,315 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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