10 Best Gravity Water Filters 2020

Reviewed by Gareth Otwell | Last Updated: Nov 17, 2020

After analyzing 300 products, scanning 2125 reviews, spending more than 36 hours of research and speaking with our test users, we think the Platypus GravityWorks High-Capacity Water Filter System for Group Camping and is the one of the Best Gravity Water Filter on the market.

#	Image	Name	Brand	Price
1	⭐Best Choice	Platypus GravityWorks High-Capacity Water Filter System for Group Camping and Emergency Preparedness, 4.0 Liter Check price	Platypus	$$$$$	Check price
2	👑Premium Pick	Big Berkey Gravity-Fed Water Filter with 2 Black Berkey Purification Elements Check price	Berkey	$$$$$	Check price
3	💲Best value for the money	LifeStraw Flex Advanced Water Filter with Gravity Bag - Removes Lead, Bacteria, Parasites and Chemicals Check price	LifeStraw	$$$$$	Check price
4		Travel Berkey Gravity-Fed Water Filter with 2 Black Berkey Purification Elements Check price	Berkey	$$$$$	Check price
5		Sawyer Products SP160 One-Gallon Gravity Water Filtration System with Dual-Threaded Mini Filter, Blu/White/Clear Check price	Sawyer Products	$$$$$	Check price
6		Royal Berkey Gravity-Fed Water Filter with 2 Black Berkey Purification Elements Check price	Berkey	$$$$$	Check price
7		joypur High Capacity Gravity-Fed Water Filter System with 3 Purification Filters for Home Camping Travel Outdoor Activities Emergencies Check price	Joypur	$$$$$	Check price
8		Katadyn Gravity BeFree 3.0L Water Filter, Fast Flow, 0.1 Micron EZ Clean Membrane Personal Small Group Camping, Backpacking Emergency Preparedness Check price	Katadyn	$$$$$	Check price
9		Propur Traveler Countertop Gravity Water Filter System - Removes Fluoride, Lead, Chlorine, Microplastics, and More - Includes 1 ProOne 5-inch Filter Element - Use in Your Home or Office. Check price	Propur	$$$$$	Check price
10		SimPure Gravity Water Filter Straw, Portable Water Purification Filtration System with 3L Gravity-Fed Bag, BPA Free Outdoor Survival Camping Gear Equipment for Camping Hiking Emergency Preparedness Check price	SimPure	$$$$$	Check price

Platypus GravityWorks High-Capacity Water Filter System for Group Camping and – 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

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.

LifeStraw Flex Advanced Water Filter with Gravity Bag – Best Budget Gravity Water Filter

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

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.

Sawyer Products SP160 One-Gallon Gravity Water Filtration System with Dual-Threaded

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 use the flip top sports cap on the filter for easy on/off functionality; lightweight wide-mouth bladder for fast, easy filling; convenient carry handle
Versatile camping water filter system is great for travel, backcountry treks, emergency prepping, and disaster kits
Includes MINI Water Filter, 1-gallon bladder, cleaning plunger, cleaning coupling, and gravity hose with adapters

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

3.25 GALLON CAPACITY- The portable Royal Berkey Purification System effortlessly purifies water for about 2-4 people each day. Add additional Black Berkey Purification Elements (the Royal Berkey System can hold a maximum of 4) to increase the flow rate. The system is just 23” tall and 9” 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.

joypur High Capacity Gravity-Fed Water Filter System with 3 Purification

★HIGH CAPACITY WATER STORAGE - Joypur Purification System can hold 2.9 gallons of water, and can provide high-quality water for 4-6 people during the trip.
★5 STAGE NANO COMPOSITE FILTER - Joypur with 3 pcs high-efficiency composite filter systems to effectively remove 99.9999% of Impurities,including Lead, Chromium, Chloramines, Mercury and much more. Five-stage filter (0.01 micron pores) , protect you and your family from contaminants that other filters miss. Smart filter media keeps healthy trace minerals like calcium and magnesium in your water.
★LONG-LASTING & REPLACEABLE FILTER - Our Purification Filters lasts for up to 8,000 gallons,no need to worry journey water shortage.filter can be replaced easily, detachable filters save you money.
★DAILY USE & WILD SURVIVAL - operates without electricity and depends on gravity, which is ideal for all kinds of outdoor purposes such as parties, camping, hiking, motels etc.Joypur gravity-fed water filtration system operates without electricity and depends on gravity, Suitable for ideal filter system for home, travelling, outdoor activities and emergencies, the filter can provide you with healthy, clean and quality water at home and outdoors.
★OUR PROMISE TO CUSTOMERS - 100% Lifetime Satisfaction Guarantee / Friendly 24-7 Email Support / No-Hassle Returns / Expedited Order Delivery / Promotional Discount Codes / Pleasant shopping experience.

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

Propur Traveler Countertop Gravity Water Filter System

BE PREPARED FOR EMERGENCIES- This gravity fed filtration system requires no electricity, providing clean, drinkable water for you and your family in just about any emergency situation. You don’t have to be a survivalist or a prepper to understand the value of a clean glass of water during a natural disaster.
CLEAN, ProPURIFIED WATER - The ProOne G2.0 filters help remove harmful contaminants and chemicals from your drinking water. They reduce or remove heavy metals, fluoride, pesticides, herbicides, chloramines, bacteria, pharmaceuticals and much more. Beneficial minerals like calcium are left behind for great tasting, healthier H2O.
LONG-LASTING FILTERS - Propur’s ProOne G2.0 filters will lasts up to 6 months with regular daily use. Our filters are infused with silver to help prevent bacterial growth, leaving you with convenient, worry-free drinking water. ProOne G2.0 series “all-in-one” filters are NSF/ANSI -42 component certified and independent lab tested.
1.6 GALLON CAPACITY - The Traveler is a great water purification system for 1 person and its space-saving design makes it the perfect size for a small kitchen, apartment, college dorm room, or anywhere space is at a premium. It’s compact, portable design makes it ideal for vacation and travel. The Traveler is 18.5” tall and 7.5” in diameter.
HIGH QUALITY 304 STAINLESS STEEL - The Propur Traveler is made from an easy to clean polished stainless steel. It is resistant to corrosion and rust, and it will look great on your counter. Its lasting durability makes it ideal for daily use. Use indoors or outdoors. This system includes 1 ProOne G2.0 - 5” filter element, 1 stainless steel spigot, and 1 non-slip pad.

SimPure Gravity Water Filter Straw

MULTI MODES DESIGN: Our water filtration system camping comes with an expansion interface for connection to a variety of beverage bottles for different people use and with an added 29.5-inch extension tube that allows drinking rivers, ponds, streams, or any water source directly. A shut-off clamp to achieve ready-to-use water production from hanging gravity bag, very convenient to use.
LONG LIFESPAN & CONVENIENT: Our hiking water filter straw up to 5,000 liters (1320gallons) of water purification for a family of four for 3.5 years. Gravity-Fed portable water purifier, convenient carry handle, weighs just 2.8 ounces, just hang from the tree or other support to get pure water. The water filter lifespan can be extended by clean water backwashing.
ADVANCED FILTRATION SYSTEM: SimPure camping water filter made up 0.1-micron hollow fiber ultrafiltration membrane, 5-micron coconut shell GAC filter, and 0.2-micron PP fiber filter, safe and effective filtration system to remove 99.99999% heavy metal, chlorine, odors, organic harmful minerals, etc, and make the water taste better.
FOOD GRADE & HUGE CAPACITY: Our portable backpacking water filters 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 sources of pure drinking water at any time and anywhere. Especially in an emergency.
WHAT YOU GET: 1 x Water Filter Straw, 1 x 3L Food-grade TPU Water Storage Bag, 1 × Food-grade Silicone Tube, 1 × Expansion Interface, 1× Shut-off Clamp, 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 to help you.