Katadyn BeFree 1.0L Water Filter vs Unknown Phantom Carabiner
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 →Lightweight climbing carabiner at 1oz. Full UIAA certified.
Full details →HikeLoad is reader-supported. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Learn more.
Katadyn BeFree 1.0L Water Filter vs Unknown Phantom Carabiner: which should you buy?
If saving weight is your priority, the Unknown Phantom Carabiner wins — at 28 g it is 37 g (57%) lighter than the Katadyn BeFree 1.0L Water Filter (65 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.