Katadyn BeFree 1L vs Katadyn Gravity BeFree 3.0L
Weight and specs compared for 2026 — and which one to choose.
Lightweight collapsible water filter bottle. 1L per minute.
Lightweight gravity filter system at 6.7oz. Ideal for group camping and basecamps.
Building a pack? Add either one to your HikeLoad list, or drop its weight into the base weight calculator, and see what it does to your total weight.
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Katadyn BeFree 1L vs Katadyn Gravity BeFree 3.0L: which should you buy?
If saving weight is your priority, the Katadyn BeFree 1L wins — at 56 g it is 136 g (71%) lighter than the Katadyn Gravity BeFree 3.0L (192 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 hygiene page, or browse the full gear weight database.