Gossamer Gear Gorilla 40 vs Hyperlite Mountain Gear 3400 Windrider

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

Gossamer Gear Gorilla 40 is the lighter option — 29 g lighter than the Hyperlite Mountain Gear 3400 Windrider (4% less weight). If grams matter to you, that is the one to beat.

Spec	Gossamer Gear Gorilla 40	Hyperlite Mountain Gear 3400 Windrider
Weight	651 g · 0.651 kg · 1.44 lb	680 g · 0.680 kg · 1.50 lb
Brand	Gossamer Gear	Hyperlite Mountain Gear
Category	Backpack	Backpack

Gossamer Gear Gorilla 40

651 g

Lightweight 40L weekend pack with internal frame.

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Hyperlite Mountain Gear 3400 Windrider

680 g

Versatile Dyneema 55L pack with roll-top closure.

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Gossamer Gear Gorilla 40 vs Hyperlite Mountain Gear 3400 Windrider: which should you buy?

If saving weight is your priority, the Gossamer Gear Gorilla 40 wins — at 651 g it is 29 g (4%) lighter than the Hyperlite Mountain Gear 3400 Windrider (680 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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