The Best Water Purifiers For Backpacking Of 2022: Reviews And Buyers Guide

Sarah Combs By, Sarah Combs
Katadyn BeFree 1.0L Water Filter, Fast Flow
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When you’re traveling light and want to keep the weight of your gear as low as possible, a water purifier isn’t the first thing that comes to mind. But with dirty water sources, like streams and lakes, popping up everywhere these days, it’s more important than ever to carry one of these along if you don’t want to risk getting sick from drinking unclean water. With that in mind, we thought we’d take a look at some of the best water purifiers for backpacking.

Whether you’re planning on hitting the trail once or several times this summer, there are plenty of good options out there that won’t weigh you down too much or require anything more than a tiny bit of extra packing space.

We have chosen many of the good items currently available, including Katadyn BeFree 1.0L Water Filter, Fast Flow - our favorite one. We also provide you with Katadyn Hiker Pro Transparent Water Filter, Lightweight model that you may consider if the top product is not your choice.

You will be surprised at the information we are about to share below! Let's explore the special features of products from famous brands including Katadyn, Purewell, Grayl, Msr, Simpure, Waterdrop, P&g purifier of water, Survivor filter, Lacucino, Membrane solutions right here.

Our Top Picks

  • Stay clean drink nozzle keeps the mouthpiece clean and sanitary (replaceable with standard plastic water bottle caps)
  • 0.1 micron water filter removes harmful organisms like bacteria 99.9999% and protozoa like Giardia & Cryptosporidium 99.9%, surpassing EPA standards
  • Ez-clean Membrane is simple and easy to clean by simply shaking or swishing the filter to clean debris, no backflushing or extra tools required
  • Transparent design allows you to see the filtration working
  • Long-time trusted option for backpackers with it's ultra-light 11oz, compact size and compatibility with hydration bladders
  • Activated carbon in the core of the filter improves the taste and reduces chemicals in your drinking water
  • ✔️Ergonomic design: Special rubber on sides and bottom of pump helps maintain a firm and sturdy surface while pump is in use, as well as increasing durability. The shell is made of food-grade materials. Upgrade handle diameter up to 15mm, never break. The transparent lid can be used as a drinking cup, a top compass can also be of great use when traveling. Size: 6.69 x 3.14 x 1.96 inches,comes with detailed Instruction Manual, Tubing, Hose Clip, Advanced Filtering System, Carry Bag.
  • ✔️Super Fast Flow Rate And Fully Compact: Super-fast flow rate of up to max 1400 ml (58 Oz.) per minute; The water filter pump hiking can filter up to 793 Gallons(3,000 L) before replacement of its reusable carbon filter is required. Tips: the Lifespan of the repalcement filter depends on the quality of the water, try to use clean water to extend the Lifespan. One unit of Purewell Water Purified Pump can be used by several persons at the same time.
  • ✔️High Efficiency Advanced 4-Stages Filtering System: 1. High-performance medical Grade Hollow Fiber UF Membrane, 2. High Quality Activated Carbon Fiber, 3. Coconut Shell Activated Carbon Rod, 4.Medical Grade PP Cotton. It's portable which makes it the perfect solution of water shortage in an emergency, and can instantly turn a water source nearby into healthy drinking water. Must for traveling, backpacking, camping and emergency kits!
  • FILTERS & CLEANS: particulates (e.g. sediment, microplastics) and adsorbs volatile organic compounds (VOCs), PFAS, chemicals, pesticides, herbicides, heavy metals, flavors and odors
  • UNRIVALED SPEED & EASE: Purifies 24 oz (710ml) of water. Requires no setup time, pumps, hoses, sucking straws, batteries, chemicals, or prolonged waiting. Effortlessly purify from any spigot, hotel sink, murky river, lake, or well.
  • EMERGENCY PREPARATION: Equipped with replaceable purifier cartridge good for 65 gallons (250L). Perfect for home or car prep kit so you are ready for any natural disaster, water emergency, or survival situation.
  • Drink directly from the source or fill a water bottle or hydration pack; easy one-handed operation filters one liter in 60 seconds
  • Ultralight (5 ounces) and compact (6x2.4 inches), it fits in a stash pocket for trail runners, hikers, and mountain bikers
  • Hollow fiber technology allows water to pass through but traps harmful protozoa, like giardia and cryptosporidium, and bacteria, like salmonella
  • Food-grade and BPA-free: All materials used in our camping water filter are BPA-free, food-grade, FDA certificated, and no chemicals are used to filter water. With 3L TPU gravity-fed bag can provide you enough reliable pure water. Ideal for backpacking, camping, or just keeping on hand for emergencies.
  • Long Lifespan and Speedy Treatment Time: Our water purifier camping has a lifespan of 5,000 liters (1320gallons), for a family of four uses up to 3.5 years. With a flow rate of 27 liters per hour, it won’t slow you down when you’re trying to make miles.
  • Easy to Use and Lightweight: Just hang on a tree with the tree strap, hands-free filtration, enjoy effort-free (no pumping, no squeezing, barely any waiting) filtered water within minutes. Gravity water filter weighs just 2.8 ounces and can be completely rolled up to save space in your backpack.
  • 💧 【5-Stage Efficient Filtration】With adoption of premium-quality coconut shell activated carbon, 0.1 um ultrafiltration membrane and other raw materials, the Water Filter Straw can effectively reduce harmful substances like chlorine, particulates, sediment, stones, sand, dirt, bad taste &odor in water to ensure the water safety and deliver better drinking experience.
  • 💧 【Professional Combination】Waterdrop Gravity Water Filter Straw with 1.5 gal Gravity-Fed Water Bag is an exclusive water purification combination created for outdoor activities and first aid survival. The large-capacity water bag can hold up to 1.5 Gallons of water at a time, which is about 11 bottles of 500 ml bottled purified water, and can meet the all-day demand for outdoor water drinking.
  • 💧 【Versatile uses】: The Water Filter Straw can be connected with water bags or water bottles to filter water for drinking. Both ends of it can be disassembled and connected with the water bags and the water bottles to offer you clean drinking water anytime anywhere.
  • Clean, drinkable water that tastes good. A unique formula works by a combination of flocculation and disinfection. It eliminates waterborne bacteria and other pollutants and is eco friendly.
  • Water purification in just 30 minutes. With just one packet you can treat 2.5 gallons or 10 liters of water and watch the powder take effect, making clean, and drinkable water.
  • Never worry about bringing enough water on your next adventure. Water is critical to survival but it's heavy to carry. These small lightweight travel packets are the ultimate survival water treatment with a 3-year shelf life - current exp. Aug 2024.
  • Lifetime Warranty - We cover all manufacturing and other defects with our lifetime warranty
  • Proven protection against any unwanted objects in your drinking water; Reduces Heavy Metals and Improves taste, thanks to Dual Hollow Fiber Membrane (Ultra Filters) and Carbon Filtration - 20 times more efficient than the competition at 0.2 microns and none of the Competition Comes Close with Our Heavy Metal Removal
  • Independently Tested in the USA to show 99.999 percent filtration removal of tested Virus, bacteria, parasites and reduces heavy metals, unpleasant tastes and odors
  • High-efficiency water purifier: Portable Hand Pump Water Filter's maximum filtration capacity can reach 100,000 gallons, the ultra-fast flow rate of 1400ml/min, and the food-grade plastic transparent cup is included, which is very suitable for family/multiple people to drink or cook when they are outdoors.
  • Effective water filter: The camping water filter survival uses a 3-stage filtration system (high-quality activated carbon fiber-coconut shell activated carbon rod-high-performance medical grade hollow fiber ultrafiltration membrane), with a filtration accuracy of 0.01μm, which can effectively remove 99.9999% of harmful substances and sediments.
  • Practicability: The backpacking water filter is equipped with an advanced heavy-duty pre-filter, which can effectively isolate sand and reduce clogging; equipped with 2 large buoys, which can prevent the hose from kinking and reduce the difficulty of pumping; the equipped hose clamp can fix the hose, even if it is operated by one person, it is very convenient.

Our Tips to decide which one among Best water purifiers for backpacking is the best

Researchers all know how difficult it is to make a decision when there are so many options. It's something that originally stood out, and you want to get the most bang for your buck, but our advice will help you make good decisions.

Before making a purchase, please read the following key factors to save oneself time and prevent trouble later.

Purification Vs. Filtration

It's important to understand the differences. What is the difference between a water filter or a purifier? It's the amount of microorganisms each removes.
While purification kills viruses, filtration eliminates bacteria, protozoa and sediment.
In the USA, bacteria in drinking water is an issue. International travel is safer because of waterborne viruses.
The water is also more enjoyable to drink if it's filtered.

Filtration Or Purification Speed

Are you patient? While some filters can be done quickly, others require a lot of patience. You should also consider the number of people for whom you are filtering water. More people mean more water, and therefore more work.
Purifying water with chemicals like chlorine and iodine can take as long as 4 hours, while some filters are quick and easy. You should be on a backpacking trip of any length, no matter how short or long.

Type Of Backpacking Water Filter

Some filters are simple to set up and allow you relax as your water is being filtered. Gravity filters, for example, use gravity to filter water.
Other filters require active participation-meaning you have to physically filter the water usually by either squeezing or pumping it through the filter.
You should also remember that backpacking water filters can crack if they are exposed to extreme cold temperatures.


It is important to weigh your gear, including backpacking equipment. Water filters should also be considered when planning a long-distance journey.
Although this is not the norm, it tends to make a compromise between speed and weight. Filtration times are generally longer if the filters are smaller or lighter.

Cleanliness Of Water Source

Water can be murked up in different ways by various elements, such as leaf debris and glacial sediment. You will need something to serve as a filter if you intend to purify water with tablets.
A simple bandana, depending on the condition of your water, can be used as a prefilter.

Durability And Longevity

A filter's life expectancy greatly depends upon its method of filtering (cartridges, hollow membranes, chemical or ultraviolet light). Water filters for backpacking can be used up to 250 L.
The cartridges used by one-piece filters can last between 200 and 500 L without the need for replacement. You may have to replace your entire unit if you use filters that last longer.
They will last forever if you continue charging them or replacing the batteries as needed.


Do I Need To Boil My Water If I’m Using A Backpacking Water Filter?

It is a common practice to boil water in backcountry areas. This is because backpacking water filters don't remove viruses and chemical treatments aren't effective in neutralizing protozoa such as giardia or cryptosporidium. Boiling water does the trick. Boiling water can be time-consuming and may require extra fuel, or even a backpacking stove, if you don't have any options. A lightweight filter can be useful in case your fuel supplies run dry.

What Is The Best Way To Purify Water When Backpacking?

It is best to find clean water sources when backpacking to purify your water. Clear, flowing water is what you want -- anywhere between a running stream and a babbling creek.
Avoid areas with stagnant ponds and runoff from livestock or urban areas. or debris. Also, you will need to locate a secure place where gravity filters can be refilled, pumped, and hung.
Some filtering options, such as chemical filters or tablets, require you to wait longer for water to be clean.

What's The Difference Between Filtration And Purification?

Most filters use either a pump or a tube to filter the water. To combat viruses, purifiers combine a chamber or tube with activated carbon and another chemical component.

Each of these options protects against bacteria or protozoa. Many also provide protection against toxins, chemicals and viruses. Based on your budget and preferences, we recommend that you choose the best one.

Can Viruses Be Filtered Out Of Water?

Yes! Yes! Purifiers were designed to protect and filter everything that you might encounter in the backcountry, or in developing countries.
You can protect your filter and purifier against any microorganisms or bacteria as long as you follow the directions.

How Long Does A Backpacking Water Filter Last?

The filter type determines the filter's life expectancy. Hollow fiber and activated charcoal cartridges need to be changed every few hundred times or after filtering has been completed. While some filters may last years, others will need to be replaced once they are worn out.
Some filters and purifiers only require new batteries, or they can be recharged.

How To Maintain Your Water Filter?

It is important to maintain your filter on the trail and at home. Backflushing is a common cleaning method for hollow fiber filters. This involves running filtered water in reverse through a filter that pushes larger particles out of the cartridge back to its source. When filtering water that is sediment-filled, backflushing can be especially useful. Backflushing ceramic filters is also beneficial. However, they can still be used to clean any blockages manually without risk. Avoid freezing your filter by not flushing it regularly. Remove the cartridge from the tank and store in your sleeping bag or chest pocket to prevent water from freezing, causing damage.
To kill any bacteria, wash any other tubes and reservoirs with soap. Then, flush the cartridge with one capful of bleach and one quart of water. Rinse the cartridge with warm water, and dry it completely.


Follow these guidelines to ensure that you purchase Best water purifiers for backpacking in 2022. Take into account what characteristics are most essential for your topmost issue right now, and then look into different products that meet those requirements. If you are unable to choose a product, please see MSR MiniWorks EX Backcountry Water Purifier System for another option.

With this advice, you should be able to find a great new product with much less difficulty! Do you have any inquiries? Please notify us as soon as possible.

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About Sarah Combs

Sarah Combs

Sarah Combs is a visual editor who loves to travel and hike. She enjoys taking photographs of her journeys, which help her to remember the beautiful places she's been to. Sarah is grateful for the opportunities that she has had to see the world and looks forward to continuing to explore new places in the future. Sarah is the editor of CampfireUSA since 2021 and has written on a variety of topics, from camping, and hiking to other outdoor guides.

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