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Bear Grylls Emergency Bivy vs SOL Escape Bivvy

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

Bear Grylls Emergency Bivy is the lighter option — 29 g lighter than the SOL Escape Bivvy (20% less weight). If grams matter to you, that is the one to beat.
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Spec Bear Grylls Emergency Bivy SOL Escape Bivvy
Weight 113 g · 0.113 kg · 0.25 lb 142 g · 0.142 kg · 0.31 lb
Brand Bear Grylls SOL
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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SOL Escape Bivvy
142 g

Breathable emergency bivvy bag. Reflects 70% of body heat.

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Bear Grylls Emergency Bivy vs SOL Escape Bivvy: which should you buy?

If saving weight is your priority, the Bear Grylls Emergency Bivy wins — at 113 g it is 29 g (20%) lighter than the SOL Escape Bivvy (142 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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