The Best Backpacking Water Filters of 2025

A bacteria-filled beach. A muddy wetland. Glacial silt runoff. The best backpacking water filters have to be able to handle some pretty gnarly water sources without clogging or breaking. I tested the 20 backpacking water filters in this story by taking them to three different water locations, pumping three liters of water through each filter. After each round, I timed how long it took each filter to handle a liter of tap water before continuing to the next round. At the end of all three rounds, I weighed each filter.

Continue reading to learn more, written by Laura Lancaster.

IMESASISHWA MWISHO

April 19, 2025

Imeandikwa na
Mwandishi wa Blogu ya Picha

Laura Lancaster

Maisha ya nje

Chunguza Maudhui Zaidi

Majina ya Vyombo vya Habari

The Sawyer Mini can filter up to 100,000 gallons—yep, you read that right—and fits in the palm of your hand.

Mary Hunt
Mwandishi

Majina ya Vyombo vya Habari

A favorite of ultralight hikers, backpackers, bikers, and travelers, the Sawyer Squeeze filter is the gold standard in water filters for anyone concerned about weight and universal compatibility.

Scott Gilbertson
Senior Writer and Reviewer

Majina ya Vyombo vya Habari

This popular repellent from Sawyer has 20% Picaridin, which protects against a wide range of insects, including mosquitoes, ticks, biting flies, gnats, chiggers and sand flies.

Amylia Ryan
Associate Editor