Katadyn BeFree 1.0L Water Filter vs Petzl Grigri+

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

Katadyn BeFree 1.0L Water Filter is the lighter option — 135 g lighter than the Petzl Grigri+ (68% less weight). If grams matter to you, that is the one to beat.

Spec	Katadyn BeFree 1.0L Water Filter	Petzl Grigri+
Weight	65 g · 0.065 kg · 0.14 lb	200 g · 0.200 kg · 0.44 lb
Brand	Katadyn	Petzl
Category	Safety	Safety

Katadyn BeFree 1.0L Water Filter

65 g

0.1-micron hollow fiber filter with 1L collapsible soft flask. Filters 2L per minute, removes bacteria and protozoa. Complete system including flask.

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Petzl Grigri+

200 g

Assisted-braking belay device for via ferrata and climbing.

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Katadyn BeFree 1.0L Water Filter vs Petzl Grigri+: which should you buy?

If saving weight is your priority, the Katadyn BeFree 1.0L Water Filter wins — at 65 g it is 135 g (68%) 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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