10 Best Gravity Water Filters 2020

Reviewed by Gareth Otwell | Last Updated: Mar 13, 2020

After analyzing 740 products, scanning 3330 reviews, spending more than 36 hours of research and speaking with our test users, we think the Platypus GravityWorks 4.0 Liter High-Capacity Water Filter System for Group is the one of the Best Gravity Water Filter on the market.

#	Image	Name	Brand	Price
1	⭐Best Choice	Platypus GravityWorks 4.0 Liter High-Capacity Water Filter System for Group Camping and Emergency Preparedness Check price	Platypus	$$$$$	Check price
2	Best under $50	Sawyer Products SP160 One-Gallon Gravity Water Filtration System with Dual-Threaded Mini Filter Check price	Sawyer Products	$$$$$	Check price
3		FUNDANGO Xpor Portable Dry Bag and Outdoor Hydration Pack, Gravity Water Filter,Waterproof Backpack Bladder Bag Water Purification System with 1 Shower for Traveling, Camping, Outdoors and Adventures Check price	FUNDANGO	$$$$$	Check price
4	👑Premium Pick	Big Berkey Gravity-Fed Water Filter with 2 Black Berkey Purification Elements Check price	Berkey	$$$$$	Check price
5	💲Best value for the money	SimPure Gravity Water Filter Straw, Portable Water Purifier with 3L Gravity-Fed Bag, Outdoor Survival Gear for Camping Hiking and Emergency, BPA Free Check price	SimPure	$$$$$	Check price
6		Travel Berkey Gravity-Fed Water Filter with 2 Black Berkey Purification Elements Check price	Berkey	$$$$$	Check price
7		Doulton W9361122 Stainless Steel Gravity Filter System Check price	N/A	$$$$$	Check price
8		miniwell Gravity Water Filter Straw Ultralight Versatile Hiker Water Filter Optional Accessories. Hurricane Storm or Flood Risk Supplies Emergency Kit (Water Filter in Grey with Water Reservoir) Check price	miniwell	$$$$$	Check price
9		miniwell Gravity Water Filter Straw Ultralight Versatile Hiker Water Filter Optional Accessories. TUV Proven Emergency Kit Hurricane Storm Supplies. (Water Filter with Water Reservoir) Check price	miniwell	$$$$$	Check price
10		Katadyn Gravity BeFree 3.0L Water Filter, Fast Flow, 0.1 Micron EZ Clean Membrane Personal Small Group Camping, Backpacking Emergency Preparedness Check price	Katadyn	$$$$$	Check price

Platypus GravityWorks 4.0 Liter High-Capacity Water Filter System for Group – Best Overall Gravity Water Filter

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

Sawyer Products SP160 One-Gallon Gravity Water Filtration System with Dual-Threaded – Best under $50

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

FUNDANGO Xpor Portable Dry Bag and Outdoor Hydration Pack

√Highest, 25L large storage capacity to meet the water needs of many people outdoors. Perfect for group camping, travel and adventures.
√Versatile creatively designed for drowning rescue after folding 3 layers (comply with international rescue equipment rules) and can also be used as a waterproof backpack to store items.
√Humanization design： portable backpack design, easy and convenient to intake water. Backpack shoulder strap with reflective strip is safe for the outdoor activities in the dark.
√Easy to clean: the design of external filter is perfect for cleaning, which can ensure that the filter parts will not be blocked- -first choice for emergency relief after earthquakes, floods and other sudden disasters.

Big Berkey Gravity-Fed Water Filter with 2 Black Berkey Purification – Premium Pick

2.25 GALLON CAPACITY- The portable Big Berkey Purification System effortlessly purifies water for about 1-4 people each day. Add additional Black Berkey Purification Elements (the Big Berkey System can hold a maximum of four) to increase the flow rate. The system is just 19.25" tall and 8.5" in diameter.
POWERFUL PURIFICATION- Berkey systems equipped with Black Berkey Purification Elements purify water-not just filter it-by removing greater than 99.999% of viruses and greater than 99.9999% of pathogenic bacteria, while also removing or dramatically reducing protozoa (such as giardia and cryptosporidium), trihalomethanes, inorganic minerals, heavy metals (including arsenic, lead, mercury, chromium), pharmaceutical drugs (including caffeine, Acetaminophen, Ibuprofen, Progesterone, Triclosan),
ECONOMICAL, LONG-LASTING- A pair of Black Berkey Purification Elements lasts for up to 6,000 gallons before needing replacement. Each additional pair of elements (sold separately) adds an additional 6,000 gallons of purification power to your system. Black Berkey Purification Elements average just 2 cents per gallon of purified water.
INDEPENDENT TESTING- Berkey by NMCL uses several independent third-party labs to test a broad range of potential contaminants and conducts Extreme Testing for lead and PFCs in order to show the effectiveness of our Black Berkey Purification Elements.
DRINK CONFIDENTLY VIRTUALLY ANYWHERE- No electricity, tools or plumbing required. Travel the world, prepare for emergencies, and take control of your family's everyday drinking water with your Berkey gravity-fed water filtration system with Black Berkey purification elements. Enjoy delicious, nourishing water from the leader in gravity-fed water solutions.

SimPure Gravity Water Filter Straw – Best Budget Gravity Water Filter

ADVANCED FILTRTION SYSTEM: SimPure water filter straw made up 0.1 micron hollow fiber ultrafiltration membrane, 5 micron coconut shell GAC filter and 0.2 micron PP fiber filter, advanced filtration system to remove 99.99% heavy metal, chlorine, odors, organic harmful minerals etc, and make the water taste better.
FOOD GRADE MATERIAL: Our straw filter build out of strong food grade plastics, manufactured with FDA Certificated, BPA-Free ABS, very safe, with 3L BPA free large capacity TPU water storage bag can provide you with enough reliable source of pure drinking water at anytime and anywhere. Especially in an emergency.
LONG LIFESPAN: Our straw filter up to 5000 liters (1320gallons) of water purification, you can use it for a long time. Gravity-Fed portable water purifier, convenient carry handle, easy to use, just hang from the tree or other support to get pure water.Water filter lifespan can be extended by clean water backwashing.
CONVENIENT DESIGN: Come with an expansion interface for connection to a variety of beverage bottles for different people use and with an added extension tube which allows drinking rivers, ponds, streams or any water source directly. A a water stop valve to achieve ready-to-use water production, very convenient to use.
WHAT YOU GET: 1× water filter straw, 1×3L food grade TPU water storage bag, 1× food grade silicone tube, 1× expansion interface, 1× water stop valve, 1× carabiner. We provide one year warranty and 30 days money back, lifetime friendly customer service, if you have any questions, do not hesitate to contact us, we will always to stand help you.

Travel Berkey Gravity-Fed Water Filter with 2 Black Berkey Purification

1.5 GALLON CAPACITY- The portable Travel Berkey Purification System effortlessly purifies water for about 1-3 people each day. The system is just 18" tall and 7.5" in diameter.
POWERFUL PURIFICATION- Berkey systems equipped with Black Berkey Purification Elements purify water-not just filter it-by removing greater than 99.999% of viruses and greater than 99.9999% of pathogenic bacteria, while also removing or dramatically reducing protozoa (such as giardia and cryptosporidium), trihalomethanes, inorganic minerals, heavy metals (including arsenic, lead, mercury, chromium), pharmaceutical drugs (including caffeine, Acetaminophen, Ibuprofen, Progesterone, Triclosan),
ECONOMICAL, LONG-LASTING- A pair of Black Berkey Purification Elements lasts for up to 6,000 gallons before needing replacement. Black Berkey Purification Elements average just 2 cents per gallon of purified water.
INDEPENDENT TESTING- Berkey by NMCL uses several independent third-party labs to test a broad range of potential contaminants and conducts Extreme Testing for lead and PFCs in order to show the effectiveness of our Black Berkey Purification Elements.
DRINK CONFIDENTLY VIRTUALLY ANYWHERE- No electricity, tools or plumbing required. Travel the world, prepare for emergencies, and take control of your family's everyday drinking water with your Berkey gravity-fed water filtration system with Black Berkey purification elements. Enjoy delicious, nourishing water from the leader in gravity-fed water solutions.

Doulton W9361122 Stainless Steel Gravity Filter System

The Stainless Steel Gravity System Is Portable And Easy To Keep Hygienically Clean
W9361122 Stainless Steel Filter System Requires No Power, As It Uses Gravity To Filter The Water
To Use The Doulton W9361122 Filter System, Simply Pour Water Into The Top Reservoir
Brand Name: Doulton

miniwell Gravity Water Filter Straw Ultralight Versatile Hiker Water Filter

Turn fresh flowing water into drinkable water instantly.
Filter up to 2000Litres at 0.1microns. Produce flow rate of 600ml/minute.
Slidelock design reservoir with wide-mouth opening for fast, easy filling; convenient carry handle
Water filter lifespan can be extended by clean water backwashing.
The ultra-light and versatile L630 water filter can be attached to 28mm thread disposable bottle. BUY WITH CONFIDENCE: Lifetime Warranty and 100% MONEY BACK GUARANTEE

miniwell Gravity Water Filter Straw Ultralight Versatile Hiker Water Filter

Filter up to 2000Litres at 0.1microns. Produce flow rate of 600ml/minute.
Take use of gravity for filtration
Slidelock design reservoir with wide-mouth opening for fast, easy filling; convenient carry handle
Water filter lifespan can be extended by clean water backwashing.
Ultra-light and versatile L630 water filter can be attached to 28mm thread disposable bottle. BUY WITH CONFIDENCE: lifetime GUARANTEE

Katadyn Gravity BeFree 3.0L Water Filter

0.1 micron water filter removes harmful organisms like bacteria 99.9999% and protozoa like Giardia & Cryptosporidium 99.9%, surpassing EPA standards
Collapsible 3.0L hydrapak soft bottle flask packs down small
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
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
Made from durable BPA-free Thermoplastic Polyurethane