10 Best Backpacking Water Filter of December 2025

• Ideal for outdoor recreation, hiking, camping, scouting, domestic and International travel, and emergency preparedness
• High-performance 0.1 Micron absolute inline filter fits in the palm of your hand and weighs just 2 ounces; 100% of MINI units individually tested three times to performance standards by Sawyer
• Attaches to included drinking pouch, standard disposable water bottles, hydration packs, or use the straw to drink directly from your water source
• Removes 99.99999% of all bacteria (salmonella, cholera, and E. coli); removes 99.9999% of all protozoa (such as giardia and cryptosporidium); also removes 100% of microplastics
• Filter rated up to 100,000 gallons; Includes one Sawyer MINI filter, 16-ounce reusable squeeze pouch, 7-inch drinking straw, and cleaning plunger

Sawyer Products

• Microfilter water filter pump for hiking, backpacking, camping, travel, survival, and emergency preparedness
• Replaceable carbon and ceramic filter removes bacteria, protozoa, organic compounds, and particulate, delivering clean, taste and odor-free water
• Pumps at a rate of one liter per minute; compatible with a variety of wide mouth water bottles, and hydration bladders (sold separately)
• Meets NSF protocol P231 for removal of bacteria (99.9999%) and protozoa (99.9%); one replaceable filter cartridge treats up to 2,000 liters of water
• Pump measures 7.5 x 2.75 inches and weighs 1 pound; storage bag included; manufacturer’s limited lifetime warranty; made in the USA

MSR

• 0.1 micron water filter removes harmful organisms like bacteria 99.9999% and protozoa like Giardia & Cryptosporidium 99.9%, surpassing EPA standards
• Collapsible 1.0L hydrapak soft bottle flask packs down small to fit in tight spaces (jacket pockets, purses, backpack, fly vests)
• 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
• Stay clean drink nozzle keeps the mouthpiece clean and sanitary (replaceable with standard plastic water bottle caps)
• Filters up to 1, 000 liters of contaminated water without using chemicals or other devices and hydrate quickly and easily with the free flow channels fast flow rate

Katadyn

• High-capacity, gravity-fed, hollow-fiber water filter system is ideal for group and family camping, outdoor adventures, and emergency preparedness
• Meets all EPA/NSF guidelines for removal of 99.9999% of bacteria and 99.9% of protozoa, including giardia, cryptosporidium, E. coli, salmonella, cholera
• No pumping required; reservoir fills easily and hangs from a tree to deliver four liters of filtered water for cooking and washing in 2.5 minutes
• Includes 4-liter dirty water reservoir, 4-liter clean water reservoir, hollow-fiber microfilter, hoses, shutoff clamp, and storage sack
• Replaceable cartridge filters up to 1,500 gallons; produces flow rate of 1.75 liters/minute; kit weights 11.5 ounces; made in the USA

Platypus

• Hollow fiber Membrane: 0.2 micron pore size. Removes 99.999999% of bacteria, 99.999% of protozoa, and 99.999% of Micro plastics
• Carbon fiber capsule: improves taste while reducing lead, other heavy metals, chlorine and Organic chemical matter (pesticides, herbicides, voc)
• Performance: exceeds US EPA drinking water standards for bacteria and parasites. Exceeds NSF 53 standard for reduction of lead and other heavy metals
• Longevity/lifetime: 2, 000 liters/500 gallons (hollow fiber Membrane) 100 liters/26.4 gallons (replaceable carbon capsule)
• Make an impact: for every Life Straw product purchased, a school child in need receives safe drinking water for an entire school year

LifeStraw

• Easily create gravity-based water filtering system with 0.1 micron absolute dual-threaded Sawyer MINI water filter and 1-gallon reservoir
• High-performance 0.1 Micron absolute inline filter fits in the palm of your hand and weighs just 2 ounces; 100% of MINI units individually tested three times to performance standards by Sawyer
• Dual-threaded MINI allows you to screw the push/pull cap onto the filter for easy on/off functionality; lightweight wide-mouth bladder for fast, easy filling; convenient carry handle
• Versatile water filter system is great for use as a camping water filter, backcountry treks, emergency prepping, and disaster kits
• Includes MINI Water Filter, 1-gallon bladder, cleaning plunger, cleaning coupling, and gravity hose with adapters; 100% of MINI units individually tested three times to performance standards by Sawyer

Sawyer Products

• BEST INDEPENDENTLY TESTED FILTRATION LEVEL ON THE MARKET: Tested at Multiple USA labs to show Log 5 Removal 99.999% of Protozoa (Cryptosporidium, Giardia and Parasites) Log 5 Removal 99.999% of tested VIRUS (Phi X-174), STAPH and BACTERIA. 99.5% Mercury and 93% Lead Removal which Matches or Exceeds Most Home Systems. Just Ask us for Copies of our Tests!
• TRIPLE FILTRATION TO 0.01 MICRONS TO REMOVE VIRUS, BACTERIA, PARASITES and REDUCE MOST HEAVY METALS, TASTE and CHEMICALS: 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. PLUS - SURVIVOR FILTER SATISFACTION GUARANTEE and LIFETIME WARRANTY: if you don't love your Survivor Filter PRO, simply return it and we will refund 100% of your purchase.
• SUPER FAST FLOW RATE OF 500 ml. (17 OZ) PER MINUTE: can be used directly from fresh water source, pumped into attached cup, OR pumped into any portable hydration pack. Perfect for filtering large jugs of water for the whole family!
• BUILT OF QUALITY MATERIALS: Shell is ABS Material (Same Material Used on Car Bumpers), Polysulfone Medical Grade Ultra Filter (Same Material Used in Visors of Apollo Astronauts), Food Grade Activated Carbon and Handle Contains Steel Bar Inside for Extra Support. BPA Free, Comes with all internal filters and tubing, detachable Drinking Cup, Travel Bag, Detailed instructions and How to Use Manual.
• SURVIVOR FILTER LIFETIME WARRANTY: Survivor Filter is based in North America and we cover all manufacturing and other defects with our Lifetime Warranty. If you ever run into any problems with any of our products simply contact us and we will work to make it right.

Survivor Filter

• Proven protection against bacteria and protozoan cysts down to 0.2 micron with pleated glass-fiber filter media
• Activated carbon in the core of the filter improves the taste and reduces chemicals in your drinking water
• The field cleanable filter protector screen extends the life of the cartridge in challenging conditions
• Long-time trusted option for backpackers with it's ultra-light 11oz, compact size and compatibility with hydration bladders
• Transparent design allows you to see the filtration working

Katadyn

• Easy-to-use design is great for the beginning camper to the serious backpacker
• The 0.2 micron glassfiber filter media is designed for high output with little effort
• Activated carbon in the core of the filter improves the taste and reduces chemicals in your drinking water
• Provides safe drinking water in any challenging conditions
• Lowest maintenance water filter available; no need for constant backflushing

Katadyn

• 💧SAFE & FRESH WATER - Membrane Solutions water purifier bottle has advanced purification 4 stages system allows you to get Taste better and healthy drinking water anytime & anywhere. The purifying straw water filter has 0.1-Micron Hollow Fiber UF Membrane & ACF Activated Coconut Carbon Fiber can easily remove 99.99999% bact, 99.999% micro-plastics & reduce odor, heavy metals, chlorine, harmful chemicals. Please rinse the filter and suck 2-3 times when first-time use for quick drinking later.
• 💧HIGH QUALITY & PORTABLE - Filtering water bottle is build-out of high-quality food-grade Tritan material, BPA-free, PVC-free, without any bad smell, sturdy & durable. Lightweight - only 6.7oz, holds 22oz (650ml) of water. Come with one carabiner to hang on the backpack to save the space, ideal for hiking, climbing, backpacking and camping. Also easily enjoy filtered water at home, the office, a sporting event or on a trip abroad. Instant safe drink anywhere like a baby bottle.
• 💧PRACTICAL & LEAK-PROOF DESIGN - One-touch push-button & enclosed nozzle cap & lock keep the mouthpiece clean and prevent leakage. The filtering bottle has a tiny hole on the lid, which will allow the air in & out, helps easier and faster to suck out water from the filter. A built-in survival compass on the top will help you to find direction in an emergency. When you remove the filter and change into a straw, it becomes a sports bottle. Excellent 2-in-1 function. Effortless hydration anywhere.
• 💧REUSABLE & ECO-FRIENDLY - Our filtered water bottles can purification up to 1500L (396 Gallons) water, and nearly 6 months of continuous use with proper use and maintenance. One water bottle filter can replace up to 500 single-use plastic bottles, stay hydrated, save money, and reduce plastic waste. Replaceable filters save you more money as the water bottles themselves have a long lifetime. The bottle is top-rack dishwasher safe, but the filter can't.
• 💧EXCELLENT & PROMISE - We provide lifetime friendly customer service and support 30 days free return & exchange. If you are dissatisfied with the filter bottles, please email us firstly. You will get 1* filter straw, 1* Tritan water bottle, 1* food-grade plastic straw, 1* leak-proof lid, 1* syringe, 1* carabiner. If there are missing parts or defective, pls tell us in time, we'll help you get a new one. Membrane Solutions are dedicated to getting you a good start of healthy drinking. LOVE LIFE!

Membrane Solutions