10 Best Backpacking Water Purifier of December 2025

• 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

• 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

• Lightweight, easy to use portable water filter removes harmful bacteria, protozoa, cysts, sediment, and 100% of microplastics; Perfect for outdoor adventures, travel, or emergency preparedness
• High-performance 0.1 Micron absolute inline filter fits in the palm of your hand and weighs just 2 ounces; 100% of Micro Squeeze units individually tested three times to performance standards by Sawyer
• Built-in and removable flip top sports cap; spray water straight into mouth or bottle from included pouch; also fits standard water bottles with 28 mm threads
• Includes two reusable 32-oz, BPA-free collapsible pouches that roll up tightly for easy packing, drinking straw, one set of Sawyer Inline Hydration Pack Adapters for filter, and mesh storage bag
• Backed by manufacturer's lifetime limited (independent testing laboratory Hydration, LLC.; Microbiological Report S05-03)

Sawyer Products

• SUPER FAST FLOW RATE AND FULLY COMPACT--Super-fast flow rate of up to max 1400 ml (58 Oz.) per minute; Compact Size: 6.69 x 3.14 x 1.96 inches; Comes with Detailed Instruction Manual, Tubing, Hose Clip, Advanced 4-Stage Filter, Carry Bag.
• ANTI-SKID DESIGN: Special anti-skid rubber on sides and bottom of pump helps maintain a firm and sturdy surface while pump is in use, as well as increasing durability .
• HIGH FILTER CAPACITY--The water filter pump hiking can filter up to 3000L/793 Gallons before replacing its reusable carbon filter.
• WAYS TO USE--Use directly from fresh water source, pump into Attached Cup OR pump into any portable hydration device/pack. Perfect for filtering large quantities of water for the whole family!
• WARRANTY--If not 100% completely satisfied with our outdoor mini water filter, simply contact us to request a refund or exchange. 3 month money back/replacement guarantee, 24 months product defect free replacement warranty.

Purewell

• Premium materials: Effectively Removes 99% of harmful substances. The adoption of high-grade coconut shell activated carbon fiber improves odor and taste, ensures the water safety and delivers better drinking experience.
• Versatile uses: Use with water bags or connect to water bottles to filter water for drinking. Both ends can be disassembled and connected to water bags and water bottles to offer you clean drinking water anywhere, anytime.
• Outdoor water needs: Fulfill all your outdoor water demands: hiking, camping, domestic and international travel, emergency preparedness (tornadoes, rainstorms, earthquakes, floods, etc.).
• Innovative super-wash design: No need for the extra syringe to backwash. It eliminates cumbersome fittings and saves space, bringing you pure water with the greatest convenience and comfort.
• Smaller frame: With a smaller frame but bigger capacity, the Waterdrop Filterstraw can provide up to 100,000 gallons of safe drinking water. It easily absorbs water and can quench your thirst instantly. Match with water bags or bottles for the ultimate drinking experience.

Waterdrop

• Microfilter water filter pump and 50 purification tablets for hiking, backpacking, camping, travel, survival, and emergency preparedness
• Replaceable carbon and ceramic filter removes bacteria, protozoa, organic compounds, and particulate; Aquatabs protect against viruses
• Pumps at a rate of one liter per minute; compatible with a variety of wide mouth water bottles, and hydration bladders (sold separately)
• Effective against viruses (99.99%), bacteria (99.9999%), and protozoa (99.9%); filter treats up to 2,000 liters of water and each tab treats 2 quarts
• 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

• ONEPRESS GLOBAL PROTECTION: Empowers international travelers and outdoor adventurers to make the world’s sketchiest water sources safe and clean to drink. Ideal for global travel and outdoor adventures (hiking, camping, backpacking, fishing, hunting) and survival scenarios
• REMOVES ALL PATHOGENS: Viruses, bacteria and protozoa - from any freshwater source on Earth. Filters pesticides, chemicals, heavy metals, and microplastics; improves taste
• UNRIVALED EASE & SPEED: Effortlessly purifies 24 oz (710ml) of water in as quick as eight seconds. Requires no setup time, pumps, hoses, sucking, batteries, chemicals, or prolonged waiting. Simply – Fill. Press. Drink.
• MAKES WATER TREATMENT EASY: Use your body weight on the SoftPress Comfort Pads to power purification. Drink and share safe, clean water through the SimpleVent Cap
• AWARD WINNING ONEPRESS VERSATILITY: No straw, pump or gravity bag can match. Effortlessly fill from any spigot, hotel sink, murky river, taco stand, lake, or well.

GRAYL

• 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

• 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

• 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