LifeStraw Peak Series Collapsible Squeeze 650ml vs Sawyer Squeeze 0.5L Water Filter
Weight and specs compared for 2026 — and which one to choose.
Ultralight collapsible water filter bottle at only 3.5 ounces.
Lightweight 0.1 micron water filter weighing just 85g (3 oz). Removes 99.99999% bacteria and 99.9999% protozoa. 100,000 gallon lifespan.
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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LifeStraw Peak Series Collapsible Squeeze 650ml vs Sawyer Squeeze 0.5L Water Filter: which should you buy?
If saving weight is your priority, the Sawyer Squeeze 0.5L Water Filter wins — at 85 g it is 15 g (15%) lighter than the LifeStraw Peak Series Collapsible Squeeze 650ml (100 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.