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Bear Grylls Emergency Bivy vs Petzl Grigri+

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

Bear Grylls Emergency Bivy is the lighter option — 87 g lighter than the Petzl Grigri+ (44% less weight). If grams matter to you, that is the one to beat.
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Spec Bear Grylls Emergency Bivy Petzl Grigri+
Weight 113 g · 0.113 kg · 0.25 lb 200 g · 0.200 kg · 0.44 lb
Brand Bear Grylls Petzl
Category Safety Safety
Bear Grylls Emergency Bivy
113 g

Tear and puncture-resistant mylar bivy. Only 4 oz for emergency backup shelter.

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Petzl Grigri+
200 g

Assisted-braking belay device for via ferrata and climbing.

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Bear Grylls Emergency Bivy vs Petzl Grigri+: which should you buy?

If saving weight is your priority, the Bear Grylls Emergency Bivy wins — at 113 g it is 87 g (44%) lighter than the Petzl Grigri+ (200 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 safety page, or browse the full gear weight database.

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