Katadyn BeFree 1.0L Water Filter vs SOL Heavy Duty Emergency Blanket
Weight and specs compared for 2026 — and which one to choose.
0.1-micron hollow fiber filter with 1L collapsible soft flask. Filters 2L per minute, removes bacteria and protozoa. Complete system including flask.
Full details →Reusable mylar emergency blanket. Grommets in corners.
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Katadyn BeFree 1.0L Water Filter vs SOL Heavy Duty Emergency Blanket: which should you buy?
If saving weight is your priority, the Katadyn BeFree 1.0L Water Filter wins — at 65 g it is 65 g (50%) lighter than the SOL Heavy Duty Emergency Blanket (130 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.