Hyperlite Mountain Gear 2400 Windrider vs Zpacks Nero Classic 40L

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

Zpacks Nero Classic 40L is the lighter option — 221 g lighter than the Hyperlite Mountain Gear 2400 Windrider (43% less weight). If grams matter to you, that is the one to beat.

Spec	Hyperlite Mountain Gear 2400 Windrider	Zpacks Nero Classic 40L
Weight	510 g · 0.510 kg · 1.12 lb	289 g · 0.289 kg · 0.64 lb
Brand	Hyperlite Mountain Gear	Zpacks
Category	Backpack	Backpack

Hyperlite Mountain Gear 2400 Windrider

510 g

Compact Dyneema 40L pack for ultralight overnight trips.

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Zpacks Nero Classic 40L

289 g

Frameless ultralight pack in 30L or 40L, built from Dyneema CF fabric. One of the lightest load-carrying packs available for thru-hiking.

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Hyperlite Mountain Gear 2400 Windrider vs Zpacks Nero Classic 40L: which should you buy?

If saving weight is your priority, the Zpacks Nero Classic 40L wins — at 289 g it is 221 g (43%) lighter than the Hyperlite Mountain Gear 2400 Windrider (510 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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