Gossamer Gear Gorilla 40 vs Gregory Focal 58

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

Gossamer Gear Gorilla 40 is the lighter option — 519 g lighter than the Gregory Focal 58 (44% less weight). If grams matter to you, that is the one to beat.

Spec	Gossamer Gear Gorilla 40	Gregory Focal 58
Weight	651 g · 0.651 kg · 1.44 lb	1,170 g · 1.170 kg · 2.58 lb
Brand	Gossamer Gear	Gregory
Category	Backpack	Backpack

Gossamer Gear Gorilla 40

651 g

Lightweight 40L weekend pack with internal frame.

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Gregory Focal 58

1,170 g

Ventilated ultralight backpacking pack with a tensioned mesh backpanel, removable lid and roughly 16kg max recommended load.

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Gossamer Gear Gorilla 40 vs Gregory Focal 58: which should you buy?

If saving weight is your priority, the Gossamer Gear Gorilla 40 wins — at 651 g it is 519 g (44%) lighter than the Gregory Focal 58 (1,170 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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