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Best Backpacking Water Filter to Keep You Hydrated

Best Backpacking Water Filter to Keep You Hydrated During Your Outdoor Activity

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Backpacking is amongst the cheapest ways to travel around the world, and also the least luxurious. Hence, this way of traveling is perfect for those who are adventurous but want to save money. Yet, going to a different country has a lot of uncertainties with regards to your safety. Keep in mind, that when it comes to the water source. You will never know if what you are drinking is safe or not. That’s the reason why you need the best backpacking water filter to keep you hydrated during your outdoor activity.

As the name implies, a backpacking water filter can remove most impurities. Which can cause gastrointestinal diseases wherever you might be. So, whenever you are shopping for a filter which you can bring on your next trip. Check out these three products we have rounded up below:

Sawyer Mini Water Filtration System

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No products found.

This portable water filtration system features a 16-ounce reusable pouch. Plus a seven-inch drinking straw. In addition, it also comes with a cleaning plunger so that cleaning the filter is a breeze. The filter can purify up to 100,000 gallons of water. Therefore, it can remove bacteria and protozoa making your drinking water safe.

It is made possible by the fact that its pore size is certified to be not larger than 0.1 microns. Also, the filter itself only weighs two ounces.

This mini water filtration system can be used in four ways.

  1. Using the straw, you drink directly from the bag. Or, pour the water filtered into a bottle of water.
  2. You can also screw the filter to a bottle because it fits most disposable water bottles.
  3. Aside from those benefits, you can fill your own drinking bottle with water from lakes, streams, and ponds.
  4. Just by using the straw, you can sip filtered water.

Although sold separately, you also have an option to use the hydration pack. Put this in your backpack, attach the hose connector. Then, sip clean water conveniently without having to take out the container. On another note, you can choose from the 12 available colors. The ones available in the market are black, blue, camouflage, green, and pink.

Is this the best backpacking water filter to keep you hydrated during your outdoor activity? Keep reading and find out what our verdict is!


  • Exceeds US EPA standards for drinking water safety
  • Compact and lightweight
  • Can be used in various ways
  • Very easy to use, carry around, pack, store, and clean
  • Multiple colors to select from
  • Suited for all types of outdoor activities
  • The filter will last a long period of time.
  • Filters water from most sources
  • Customer service is provided by the manufacturer.
  • Instantly purifies water
  • Compatible with standard water bottles


  • Viruses can not be removed from the water
  • The pouch is too small
  • It will take some effort to be able to sip water.

Katadyn Hiker Microfilter

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No products found.

The Katadyn Hiker Microfilter weighs 11 ounces and has a dimension of 3x6x2 inches and comes with four different items. A hydration system connector. The second is a prefilter with an intake hose. An output hose with a universal bottle adaptor. Last but not least, a carrying bag.

What is more, this product features a 0.2-micron glass fiber filter and activated carbon. That helps eliminate harmful microorganisms and sediments in the water. Aside from that, this microfilter works by placing the pre-filter directly into the water source. Next, you just have to pump it, so that safe water comes out. The filtered water may be put into hydration bags or bottles depending on your preference. In addition, the filter is capable of purifying up to 750 liters of water.


  • Easy to clean, use, store, and carry around
  • Long-lasting
  • Comes with an instruction manual and a one-year warranty
  • Lightweight and compact
  • Suited for all types of outdoor activities
  • It comes with useful accessories
  • The manufacturer provides customer service
  • Compatible with standard water bottles and hydration packs equipped with 1/4-inch drinking tubes


  • Requires a bit of effort to filter water
  • Can’t purify salty or polluted water
  • Often can not filter viruses
  • Needs a bit of assembly
  • The filter can get clogged at times.
  • Only one color option

Etekcity Portable Water Filter

No products found.

No products found.

This Etekcity Portable Water Filter has a three-stage filtration system. It includes a prefilter, an activated carbon filter, and a hollow fiber UF membrane inline filter. As such, it can remove 99.99 percent of waterborne bacteria, protozoa, chlorine, and heavy metal ions.

Other than that, it can also filter up to 1500 liters of water. Nonetheless, the whole system only weighs approximately 60 grams.

The kit includes a pre-filter, an extension tube, a foldable 16-ounce water bag, and a backwash device. This portable water filter works in several ways. One, you can fill the pouch with water and drink using the straw. You can also drink directly from the water source by putting the filter straw in it.

Secondly, the filter can also be attached to a water reservoir in a backpack. If the water source is too murky, you may use the extension tube and attach it to the filter straw.


  • Facile to clean, carry, store and use
  • Has a user manual and a one-year warranty.
  • It can purify water from most sources
  • Multiple hydration reservoirs are compatible
  • The fabricator provides customer service.
  • Meets EPA water quality standards
  • TÜV and SÜD Institute-tested
  • The water pouch has been FDA-tested and approved.
  • Extremely lightweight and small
  • The pouch can be easily clipped to a utility belt or a backpack.


  • Can be difficult to draw water
  • Does not filter viruses
  • Not able to filter salt and too polluted water
  • It only has one color choice

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Best Backpacking Water Filter to Keep You Hydrated During Your Outdoor Activity: The Verdict

With regards to convenience, the best backpacking water filter amongst the three is the Katadyn Hiker Microfilter. Due to the fact that this is the only one that won’t require you to sip from a straw. Also, the amount of effort you need to exert is less than the other two reviewed in this article.

In fact, when it comes to filtration efficiency, the Etekcity Portable Water Filter is the better choice. It is because the water will go through three stages. A number of institutions tested this filtration system. On the other hand, when it comes to longevity, the filter from Sawyer is the best amongst the three. It can filter the highest amount of water.

Nevertheless, all three portable water filters are great to bring for backpacking. They are all lightweight and convenient to carry. In the end, we hope this helps you in your search for the best backpacking water filter, in order to keep you hydrated during your outdoor activity.

Last update on 2024-04-20 / Affiliate links / Images from Amazon Product Advertising API

About the Author Jack Wilson

Jack Wilson is a water treatment consultant as well as a topic researcher and post editor for all posts on bestpurifiation.com.

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