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Outdoor Life: The Best Backpacking Water Filters of 2025

I pumped hundreds of liters of dirty water to find the fastest and most reliable filter.

Outdoor Life: The Best Backpacking Water Filters of 2025

Last updated:
April 15, 2025
|  5 min read

Outdoor Life: The Best Backpacking Water Filters of 2025

Outdoor Life: The Best Backpacking Water Filters of 2025

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I pumped hundreds of liters of dirty water to find the fastest and most reliable filter.

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Outdoor Life: The Best Backpacking Water Filters of 2025

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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.

Outdoor Life: The Best Backpacking Water Filters of 2025

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.

写真サムネイル ブログ執筆者
Writer and Editor
ローラ・ランカスター
Hi, I‘m Laura. I’ve been editing and writing for nearly twenty years, covering everything from developing a seismologist’s first book to telling the story of my first deer hunt.
メディア

Outdoor Life: The Best Backpacking Water Filters of 2025

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.

写真サムネイル ブログ執筆者
Writer and Editor
ローラ・ランカスター
Hi, I‘m Laura. I’ve been editing and writing for nearly twenty years, covering everything from developing a seismologist’s first book to telling the story of my first deer hunt.
メディア
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This particular formula is nongreasy, nonsticky, and lacks a strong odor, making it highly appealing for direct skin application.

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The best filter, I took care to sleep with it on cold nights and back-flushed her in town.

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