Best Portable Water Filter

If you're undertaking an adventure, you absolutely need enough food and water to fuel your work. Water is always a major concern we have to consider. You may think you could drink several sources of water in the outdoors, like sparkling mountain streams or rushing creeks. It appears to be clean and pure, but it is extremely dangerous to drink, due to dangerous particles, chemicals and organisms which will ruin your adventure. In this situation, you should be armed with a water filter or purifier to filter out these impurities.

Normal filters can't get rid of these contaminants and you require a purifier to remove protozoa and bacteria. Do your homework to learn the water quality in the region you intend to explore and this could help you prepare accordingly.

In this article, we have selected the best portable water filters for you, based on their high reliability, quality, and efficiency.

#1 Sawyer Products Mini Water Filtration System Review

Best Portable Water Filter - Sawyer Products Mini Water Filtration System

If you're searching for the best portable water filter, then one of the most well-known outdoor camping water filters is the Sawyer Mini. This unit offers a low weight of just two ounces, great versatility and high performance. To get fresh drinking water with the Sawyer Mini, you can connect it to a hydration pack, water bottle or use the included drinking straw or pouch.

It offers greater capacity in comparison to almost every other portable water filter. The lightweight filter offers up to 100,000 gallons of drinking water and the unit is certified for the removal of harmful protozoa, bacteria, Giardia, Salmonella typhi, cysts, and Vibrio cholera. This water filter will cost you almost $20.

Features of the Sawyer Mini Water Filtration System

  • Very light. Weighs just 2 ounces.
  • includes drinking straw & pouch.
  • Amazing capacity. Up to 100,000 gallons of water.


  • Extremely compact
  • Works great and filters everything out
  • Easy to use
  • Easy to cleanStudy construction
  • Very versatile


  • Can't remove viruses
  • Takes little more time to filter water

Bottom Line

This water filter is the most versatile and lightest personal filtration system from Sawyer. The convenience, size, and performance of this unit makes it ideal for everything from travelling with the kids to camping abroad, where bottle and tap water can't be trusted.

Video of the Sawyer Products Mini Water Filtration System

#2 Katadyn Pocket Water Microfilter Review

Best Portable Water Filter - Katadyn Pocket Water Microfilter

This water filter, manufactured from heavy-duty materials is the Katadyn Pocket Water Microfilter which features a silver-heavy-laden ceramic element that is effective against protozoa and bacteria, even in serious conditions. Compared with disposable filters, the ceramic component can be cleaned a number of times, even in the outdoors. Furthermore, the component filters all microorganisms greater than 0.0002mm (0.2 microns), generating clear, drinkable water regardless of where you are in the world. Also, the pump includes an enhanced, round pump handle for superior ergonomics and an outlet hose, which attaches to water pots with a single clip.

The Katadyn Pocket Water Microfilter is a top-quality line of filters, which deliver up to hundred times more water than conventional water filter systems. The Pocket is so tough, that it is the first choice for serious adventurers. Plus, it is a sole water filter with a twenty-year warranty. Additional features include a measuring gauge, which indicates when you need to change the filtering component, a prefilter, a cushioned base for easy pumping on all surfaces, and a transporting bag. This water filter is available at quite a high price and will cost you almost $285.

Features of the Katadyn Pocket Water Microfilter Review

  • Measuring gauge. Tells you when to change the filter.
  • Travel bag. Take it with you where ever your adventure takes you.
  • Soft cusion base. Allowing for pumping on many surfaces.
  • Includes a pre-filter.


  • Durable water filter
  • The filter is incredibly efficient
  • Good sturdy construction
  • Easy to use and pack away
  • Compact


  • Expensive
  • A little bit heavy for some backpackers

Bottom Line

If you require a high performance portable water filter, this Katadyn Pocket water filter is the perfect choice. It provides remarkable performance, even in intense situations and it provides clean purified water for you.

It's very dependable and it is very simple to use and clean. If you're a serious outdoor lover, you can't miss this awesome portable water filter. All in all, it is worth every penny and is a really good buy.

Video Review of the Katadyn Pocket Water Microfilter

#3 Lifesaver Systems 4000 Ultra Filtration Water Bottle Review


This was the first portable filter with the capability of removing dangerous viruses from water. It has been developed for delivering clean drinking water in third world countries. Its effectiveness and design also make it ideal for hikers, backpackers, and other convenient use.

The bottle is fitted with a carbon filter and a pump system housed within the bottle. To obtain clean water, you just have to fill up the bottle, pump a couple of times, and that is it. The micro pores get rid of even the smallest potentially harmful impurities, including viruses and bacteria. Also, the carbon filter minimizes pesticides, heavy metals, and other residues of the chemical. One cartridge offers 4000 gallons of filtered water. You will not be guessing when to alter the filter, as the cartridge will simply shut down when its life-time is over. This water filter unit will cost you almost $150.

Features of the Lifesaver Systems 4000 Ultra Filtration Water Bottle

  • Micro filtering. Catches the smallest impurities.
  • Great size. Fits in to a grab bag easily.
  • Shutsdown. when filter catridge lifetime is finished.


  • Relatively quick at filtering
  • Water taste is good
  • Has a pretty high flow rate
  • You could use it to store water as well
  • Durable


  • The carbon filters only last 250L
  • The care guidelines aren't written well
  • Printing on exterior of the bottle wore off rapidly
  • Made of plastic - but still sturdy

Bottom Line

This water filter bottle is among the most affordable portable water treatment systems. It is simple, yet extremely effective at offering the purest water.

Video Review of the Lifesaver Systems 4000 Ultra Filtration Water Bottle

Best Portable Water Filter Conclusion

#1 The Sawyer Products Mini Water Filtration System is among the best portable water filter reviewed above. Boasting a fantastic design, lots of features and at a very affordable price, this water filter offers the customer some serious value for money. Also, the convenience, size, and performance of this unit make it ideal for everything from travelling to camping abroad.

#2 Based on the unique design, performance, and user reviews, Katadyn Pocket Water Microfilter ranked in second best place. If you have no issue with the budget and want an incredible water filter, then go for this one.

#3 And taking the lucky third position is the Lifesaver Systems 4000 UF Water Bottle. Take your pick, they're all great filters that will serve you well, the Sawyer is our favourite!

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