Best Water Filter Systems – Gravity-Fed Water Filter – Home Master Artesian Reverse Osmosis System

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If you want to buy a good water filter system, you need to do a lot of research as the market is flooded with thousands of different brands that come with a host of different features, thus making the life of a consumer very confusing as they are spoilt for choices. That is why this article was written in order to recommend the best water filter system that money can buy in 2020, so sit back and keep reading to find out.

Aquagear 8-Cup Water Filter Pitcher

The Aquagear water filter system is made with 100% BPA free materials, thus you can safely drink water from this machine without worrying about its quality. Its filters have a long shelf life, and this water filter system is capable of getting rid of any of chloramine, fluoride, and even mercury from your drinking water. What’s more? It comes with a lifetime warranty, so you can expect to get great customer support when you buy this product.

Aquagear Water Filter Pitcher
PREMIUM DESIGN FOR HEALTH AND SUSTAINABILITY. Filter made in USA, 100% BPA-free, 100% FDA-approved food grade materials, 100% recyclable, 100% vegan
Fluoride, Lead, Chloramine
TRIPLE CAPACITY FILTERS. High quality filters produce 150 gallons of water each, lasting 3 times longer than Brita filters and 4 times longer than ZeroWater for maximum lifetime savings.

Big Berkey Gravity-Fed Water Filter

This water filter system is made to be portable, thus it is made with lightweight materials. It is a durable piece of hardware that can cleanse your drinking water from arsenic and fluoride, which are very harmful chemicals. Its filters can last for a very long period of time and it comes with a stainless steel bottle.

Big Berkey Gravity-Fed Water Filter
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.
Water Filter with 2 Black Berkey Purification Elements
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),

Home Master Artesian Reverse Osmosis System

This water filter system can effectively remove all the contaminants from your drinking water, and it adds plenty of beneficial minerals during the water filtration process. It requires low maintenance, and it is an overall efficient product.

Home Master TMAFC water filter system
Purity You Need with the Minerals You Want – restores natural calcium and magnesium minerals removed during the reverse osmosis process to produce clean, pure Mineral Water on Tap
Artesian Full Contact Undersink water filter system
Exceptional Purification – removes up to 98-percent of chemicals, heavy metals, sediment, and other contaminants then adds good minerals

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Best Water Filter System Deals

iSpring RCC7AK, NSF Certified, 75 GPD, Alkaline 6-Stage Reverse Osmosis System, pH+ Remineralization RO Water Filter System Under Sink, Patented Top-Mounted Faucet Design for Easy Installation

Image of iSpring RCC7AK, NSF Certified, 75 GPD, Alkaline 6-Stage Reverse Osmosis System, pH+ Remineralization RO Water Filter System Under Sink, Patented Top-Mounted Faucet Design for Easy Installation

$234.99 @ Amazon.com (Save 16%)

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Key Features

  • ✅ PATENTED DESIGN – The top-mounted fastener allows for easy countertop installation entirely from above, eliminating the hassle of tightening the nut from underneath the sink.
  • ✅ MINERAL BOOST – The patent-pending natural mineral AK stage delivers spring water with a balanced, healthy pH and multiple essential minerals.
  • ✅ SEE WHAT’S CAUGHT – The transparent first-stage filter housing makes it easy to monitor contaminant buildup, ensuring timely filter changes.
  • ✅ NSF 58 CERTIFIED RO SYSTEM – Unlike other brands that lack NSF certification or full system certification, our RCC7AK is certified to NSF/ANSI 58 standards for the entire water filtration system.
  • ✅ EFFECTIVE FILTRATION – Reduces TDS (93-98%), PFAS (96-99%), Chlorine (95-99%), Asbestos (>99.7%), Barium (>98.4%), Cadmium (>98.8%), Chromium (>99.2%), Copper (>97.8%), Fluoride (>97.4%), Lead (>98.9%), Selenium (>99.0%), and over 1,000 other contaminants.

Product Details

Brand:iSpring
Model:RCC7AK
Color:Brushed Nickel Faucet
Dimensions:15.5 X 16 X 18 inches
Warranty:1 year manufacturer limited warranty

Waterdrop G3P600 Reverse Osmosis System, 8 Stage Tankless Reverse Osmosis Water Filter, NSF/ANSI 42 & 53 & 58 & 372 Certified, Under Sink RO System, 2:1 Pure to Drain, Smart LED Faucet

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$429.00 @ Amazon.com (Save 20%)

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Key Features

  • ✅ 𝐓𝐫𝐮𝐬𝐭𝐞𝐝 𝐜𝐞𝐫𝐭𝐢𝐟𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬: Waterdrop G3P600 reverse osmosis system is certified against NSF/ANSI 58 for TDS reduction and NSF/ANSI 372 certified for lead-free material. Also it has been tested and certified against NSF 42 to reduce chlorine, bad taste and odor. The tankless reverse osmosis system is also certified by the Federal Communications Commission. Besides, it meets the EU Standards and UKCA Standards for safety.
  • ✅ 𝟖-𝐬𝐭𝐚𝐠𝐞 𝐟𝐢𝐥𝐭𝐫𝐚𝐭𝐢𝐨𝐧: Tested by official third-party laboratory (SGS), the reverse osmosis system can effectively reduce TDS, chromium, PFAS, radium, fluoride, arsenic salt, iron, calcium, particles, chloride, chlorine and radioactive substances in your tap water. And our RO water filter system can reduce chemicals such as vinyl chloride, ethylhexyl acrylate, isobutylene, ethylene glycol, according to the reverse osmosis membrane technical manual.
  • ✅ 𝐒𝐦𝐚𝐫𝐭 𝐝𝐢𝐬𝐩𝐥𝐚𝐲 𝐟𝐚𝐮𝐜𝐞𝐭: The tankless reverse osmosis system is built with a smart display faucet. For instance, the TDS monitor tells you the quality of your filtered water, while the filter life tracker shows how soon you need to replace your filter.
  • ✅ 𝐇𝐢𝐠𝐡 𝐜𝐚𝐩𝐚𝐜𝐢𝐭𝐲, 𝟐:𝟏 𝐥𝐨𝐰 𝐝𝐫𝐚𝐢𝐧 𝐫𝐚𝐭𝐢𝐨: As an upgraded reverse osmosis system, this reverse osmosis water system produces 600 gallons of filtered water per day. By its low drain ratio, this system can produce only one cup of waste water for every two cups of pure water produced. Furthermore, with a fast and stable water flow rate, this RO system fills a 8 oz cup of water in 8 seconds, which is ideal for drinking and washing vegetables.
  • ✅ 𝐓𝐚𝐧𝐤𝐥𝐞𝐬𝐬 𝐝𝐞𝐬𝐢𝐠𝐧: Waterdrop G3P600 reverse osmosis system has a stylish look. This tankless design saves 70% under sink space. You can change a filter in 3 seconds without moving the system or using any tools. Note: This reverse osmosis system requires under-sink electricity.

Product Details

Brand:Waterdrop
Model:WD-G3
Size:600 GPD
Color:White
Dimensions:18.06 X 5.68 X 17.76 Inches
Warranty:1 Year Manufacturer and Seller Combination

iSpring FPCM100 All-in-One Water Filter Replacement for RCD100SPKHC Sparkling RO Water Maker, 12-Month Lifespan

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$109.99 @ Amazon.com

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Key Features

  • ✅ All-in-One Multi-Stage Technology - Composite cartridge that integrates multiple filtration stages (PP sediment, activated carbon fiber, Reverse Osmosis membrane, and granular activated carbon) into a single unit.
  • ✅ Superior Contaminant Reduction - Effectively removes over 1,000 contaminants, including PFAS, TDS, microplastics, heavy metals, chlorine and more.
  • ✅ Quick and Tool-Free Replacement - Twist-and-lock design enables fast and easy filter changes.
  • ✅ Reliable and Long-Lasting Filtration - Provides consistent performance for up to 12 months.

Product Details

Brand:iSpring
Model:FPCM100
Size:3.8" x 15"
Color:White
Dimensions:3.8 X 3.8 X 15 inches

Bluevua RO100ROPOT-UV Reverse Osmosis System Countertop Water Filter - 6 Stage Purification with UV and Remineralization, Counter RO Filtration, Portable Water Purifier

Image of Bluevua RO100ROPOT-UV Reverse Osmosis System Countertop Water Filter - 6 Stage Purification with UV and Remineralization, Counter RO Filtration, Portable Water Purifier

$409.00 @ Amazon.com (Save 10%)

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Key Features

  • ✅ 6-STAGE ADVANCED FILTRATION WITH UV LIGHT: The Bluevua RO100ROPOT-UV boasts a superior 6-stage filtration system, featuring a 0.0001μm RO membrane, including UV light and an added remineralization filter. Certified by WQA against NSF/ANSI/CAN 372 for lead-free and tested by SGS, this combination effectively reduces TDS, PFOA, PFOS, Chlorine, Fluoride, Arsenic, Lead, and more, while also enriching water with essential minerals, balancing taste and health benefits.
  • ✅ COUNTERTOP FILTRATION + PREMIUM-QUALITY CARAFE: No plumbing or installation is required for this RO system. Simply plug this portable piece of tech into any power source and you're ready to fill it up and go! Better yet, the water container is constructed of a high borosilicate glass carafe instead of the traditional plastic, reducing the risk of secondary pollution and making this one of the best countertop water filter systems.
  • ✅ POWER SAVING + WATER SAVING: The water system automatically enters power-saving standby mode when not in use to reduce power consumption. Filters are also designed to help save water with an impressive 2:1 Pure to Drain ratio. Leftover water from a cycle isn't deemed wastewater so more water is saved to use for various household purposes.
  • ✅ FILTER LIFE MONITOR: The countertop water filters last for a long time between 12-24 months to provide 1-2 years of clean drinking water before needing replacement. Monitor display shows the service life of filters and water quality so you can easily keep track of filter replacement and periodically switch out filter tubes.
  • ✅ SUSTAINABLE HYDRATION: 1-year limited manufacturer warranty included upon registration. Designed with premium quality components for years of reliable use, our RO system delivers bottled-quality water at home, reducing plastic waste and supporting sustainability efforts with ClimatePartner Certification.

Product Details

Brand:Bluevua
Model:A-JSJ-LPD-100UV-BMT
Size:ROPOT-UV
Dimensions:10.9 X 15.4 X 14.3 inches

Waterdrop 10UA Under Sink Water Filter System, Reduces PFAS, PFOA/PFOS, Lead, Chlorine, Bad Taste & Odor, Under Counter Water Filter Direct Connect to Kitchen Faucet, NSF/ANSI 42 Certified, 1 Year

Image of Waterdrop 10UA Under Sink Water Filter System, Reduces PFAS, PFOA/PFOS, Lead, Chlorine, Bad Taste & Odor, Under Counter Water Filter Direct Connect to Kitchen Faucet, NSF/ANSI 42 Certified, 1 Year

$38.99 @ Amazon.com (Save 30%)

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Key Features

  • ✅ Less than ＄25.99 per replacement filter WD-RF10(Search " B085G66JTZ "on Amazon), save over 50% of cost on subsequent use.
  • ✅ [After Sales Assistance] Waterdrop Backs the WD-10UA's high-end technical performance with a comprehensive prorated performance service; should a quality issue arise with the filter, you can contact us.
  • ✅ [Innovative Design] Only a cold-water source should be used to power the filter. Its twist-and-lock construction and push-to-connect fittings enable installation in three minutes, three second replacement, and safety-assuring integration. This filter comes with a 3/8" line that connects directly to US sinks' standard 3/8" feed water valves. The system is connected to 1/2" and 3/8" cold water pipes and faucets with the use of the 3/8"-1/2" convertor fitting.
  • ✅ [Solve Clogging Problem] By upgrading the filtration area, our filter now provides a 20X increase in dirt adhesion area, enhancing filtration capability while minimizing the risk of clogging.
  • ✅ [Filter Replacement and Long Lifespan] This system may be upgraded with a UF or a MZ filter to meet your water needs. It is compatible with several filters with various functions. Each system has a maximum service life of 12 months when used with municipal water, which is sufficient to cover the needs of an entire household. Before going on vacation, please Put the filters in separate sealed plastic bags, and store the bags in your refrigerator (NOT the freezer) to keep it fresh in 30 days.

Product Details

Brand:Waterdrop
Model:WD-10UA
Size:1 Year
Color:Black
Dimensions:3.6 X 3.6 X 12.3 inches
Warranty:1 Year Manufacturer

Waterdrop TSU 0.01 Micron Ultra Filtration Under Sink Water Filter System, 3-Stage Tankless Under Sink Water Filtration System with Faucet, Smart Panel, Not Lower TDS, Drilling Required

Image of Waterdrop TSU 0.01 Micron Ultra Filtration Under Sink Water Filter System, 3-Stage Tankless Under Sink Water Filtration System with Faucet, Smart Panel, Not Lower TDS, Drilling Required

$179.99 @ Amazon.com (Save 5%)

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Key Features

  • ✅ Important Note: Please be advised that this under sink water filter system will NOT REDUCE TDS. It is specifically designed for municipal tap water and can only be used with cold water sources. It is not suitable for well water or hot water. This under sink water filtration system reduces 30+ substances, and retains essential minerals in the water. No wasted water, no need for power source, and no pressure drop.
  • ✅ If you need the replacement WD-TSPP filter for WD-TSU undersink filter system, please search for B0CN974RM9. ASIN of WD-TSUF filter is B0D91RL3P8 and ASIN of WD-TSCT filter is B087RCL1HX
  • ✅ Taste the Difference in Our Water: 0.01 micron Waterdrop Ultrafiltration Membrane, this under sink water filtration system filters chlorine, PFAS, taste, odor and heavy metals, offering enhanced taste.Buying bottled water 5 gallons at a time is costly and problematic, no more big bottles of water on your counter.
  • ✅ Smart Lifespan Reminder: Sleek black panel with four lights indicates will tell you when to change the filters.
  • ✅ 24 Month Filter Lifespan: UF filter with a 24-month lifespan reduces replacement frequency, minimizing long-term maintenance costs.CT filter 12 months,PP filter 6 months.

Product Details

Brand:Waterdrop
Model:WD-TSU-W
Size:1 Count (Pack of 1)
Color:Brushed Nickel-0.01μm
Dimensions:18.3858267529 X 6.3779527494 X 18.6220472251 Inches
Warranty:1 Year Manufacturer

PUREPLUS 2-Stage Whole House Water Filtration System, Reduces Chlorine, Odor, Heavy Metals & Rust, 10"x4.5" Housing, 1" Inlet/Outlet, PP Grooved Sediment & KDF Carbon Filters, Pressure Gauges Included

Image of PUREPLUS 2-Stage Whole House Water Filtration System, Reduces Chlorine, Odor, Heavy Metals & Rust, 10"x4.5" Housing, 1" Inlet/Outlet, PP Grooved Sediment & KDF Carbon Filters, Pressure Gauges Included

$141.99 @ Amazon.com

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Key Features

  • ✅ [High-Efficiency Grooved Sediment Filtration] First-stage PP10GBBD grooved sediment filter features three-layer density (inner 5 micron, middle 7 micron, outer 10 micron) for targeted particle removal. Captures rust, sand, silt, and other sediment, providing cleaner water and longer filter life compared to standard sediment cartridges.
  • ✅ [Advanced KDF Carbon Filtration] Second-stage CTO10BB-KDF carbon block filter combines high-quality coconut shell activated carbon with KDF media, reducing chlorine, odors, hydrogen sulfide, and heavy metals like lead and iron. Helps maintain cleaner filter performance and improves overall water taste.
  • ✅ [Durable Whole-Home Filtration System] Two-stage 10" x 4.5" blue housings filter up to 30,000 gallons or 3–6 months of use, depending on water quality. Recommended for municipal water to ensure optimal performance.
  • ✅ [Complete Installation Kit] System comes with dual pressure gauges, heavy-duty steel mounting bracket, and filter wrench for easy DIY installation and maintenance. Monitor pressure changes and know exactly when to replace filters.
  • ✅ [Protects Appliances & Plumbing] Provides filtered water to every tap—ideal for showers, laundry, and dishwashing. Helps extend the lifespan of water appliances and reduces sediment buildup in pipes.

Product Details

Brand:PUREPLUS
Model:PP-WFM10BB2A-GBD-CTK
Dimensions:16.3 X 7.5 X 15.7 Inches

Purewell 3-Stage 0.01μm Ultra-Filtration Gravity Water Filter System, NSF/ANSI 42&372 Certification, 304 Stainless Steel Countertop System with 2 Filters and Stand, Reduce 99% Chlorine, 2.25G, PW-OB

Image of Purewell 3-Stage 0.01μm Ultra-Filtration Gravity Water Filter System, NSF/ANSI 42&372 Certification, 304 Stainless Steel Countertop System with 2 Filters and Stand, Reduce 99% Chlorine, 2.25G, PW-OB

$138.99 ($1.13 / oz) @ Amazon.com

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Key Features

  • ✅ 3-Stage Filtration - The Purewell gravity water filter system adopts a composite filter technology, can reduce most contaminants. The black carbon filter has passed authoritative NSF/ANSI 42 certification, it employs a 0.01μm hollow fiber UF membrane, a silver ion membrane and an activated carbon block to reduce chlorine and intercept rust, sediment, organic matter and heavy metals, etc. This water filter system has also passed authoritative NSF/ANSI 372 certification.
  • ✅ Smaller Filter Pore Size - The filter pore size of Purewell gravity water filter is 0.01 microns so that it can filter out 99.99% tiny materials from the water while other brands' filter pore size is only 0.2 microns. The smaller filter pore size, the higher filtering accuracy. What's more, Purewell water filter system can maintain the optimal flow rate (4 gallon/hour) while the filter pore size is smaller.
  • ✅ Complete Accessory Set: The system not only provides safe water but also adds a touch of style to your home with its 304 food-grade stainless-steel housing. This ensures a sturdy and long-lasting structure. The 304 stainless steel spigot that comes with the system fits the chamber perfectly, preventing any leaks. Additionally, a non-slip stand is included to enhance the user experience. These accessories are included in the package, you don't have to spend extra money on additional accessories.
  • ✅ Energy Saving - Relying on the principle of gravity filtration, no electricity is needed. The gravity water filter system is divided into upper and lower chambers. The upper chamber can be filled with unfiltered tap water, the lower chamber will get clean water after filtered. Because it does not require electricity, it can be used indoors and outdoors. NOTICE: When the bottom chamber is full of filtered water, please do not add tap water to the top chamber or it will leak out.
  • ✅ Long Lifespan and Replaceable - The two carbon filters (black) can provide up to 6000 gallons drinking water, the service life of a single filter element is 3000 gallons (According to different water quality, the lifespan of the filter elements would be a little different). But for optimum performance, the filter elements should be replaced every 6 months. NOTICE: The filter element DOES NOT lower TDS value.

Product Details

Brand:Purewell
Model:K8626
Size:2.25 Gallon
Color:Silver
Dimensions:8.9 X 8.9 X 20 Inches

Big Berkey Gravity-Fed Stainless Steel Countertop Water Filter System 2.25 Gallon with 2 Authentic Black Berkey Elements BB9-2 Filters

Image of Big Berkey Gravity-Fed Stainless Steel Countertop Water Filter System 2.25 Gallon with 2 Authentic Black Berkey Elements BB9-2 Filters

$367.00 @ Amazon.com

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Key Features

  • ✅ ENJOY GREAT-TASTING TAP WATER EVERY DAY AT HOME- The 2.25-gallon Big Berkey System can be used on a countertop in your kitchen or office to transform tap water into delicious drinking water that's also ideal for making your favorite beverages or cooking.
  • ✅ INDEPENDENT TESTING- Black Berkey Elements (the original BB9-2) are composed of a unique, proprietary blend of multiple media types backed by testing from accredited, third-party labs. Black Berkey Elements remove or dramatically reduce over 250+ typical contaminants that could be present in freshwater sources—no electricity, tools, or plumbing are required.
  • ✅ INCLUDES AUTHENTIC BLACK BERKEY ELEMENTS (THE ORIGINAL BB9-2)- Don't fall for lookalike filters that use our Berkey BB9-2 model number or trademarks in their titles or product descriptions to legitimize their brand as replacements or "compatible", when they are not. Black Berkey Elements are designed to work synergistically and target specific contaminants that far exceed the reduction capabilities of black filters solely composed of activated carbon.
  • ✅ ECONOMICAL, LONG-LASTING- Black Berkey Elements provide filtered water for just pennies per gallon. Each pair of Black Berkey Elements lasts for up to 6,000 gallons before replacement is recommended. Elements may require replacement sooner based upon the quality of influent water. Each additional pair of Black Berkey Elements (sold separately) adds an additional 6,000 gallons of contaminant reduction.
  • ✅ THE GOLD STANDARD IN GRAVITY-FED WATER FILTRATION- Authentic Black Berkey Elements are capable of greater contaminant reduction and a longer lifespan than virtually any of the other filter elements on the market. Berkey systems are simple and easy to use and require no electricity, costly installation, or tools, providing economical, long-lasting water filtration for just pennies a gallon.

Product Details

Brand:Berkey
Model:BK4X2-BB
Size:2.25 Gal Big Berkey
Color:Clear
Dimensions:8.5 X 8.5 X 19.25 inches
Warranty:New Millennium Concepts, Ltd. (makers of the Berkey Systems) Warrants this product to be free from defects in materials and workmanship for a period of 6 months from date of purchase. Black Berkey purification elements have a two-year prorated warranty calculated in six months intervals. Not available to ship to California or Iowa.

Express Water RO5DX Reverse Osmosis Filtration NSF Certified 5 Stage RO System with Faucet and Tank – Under Sink Water Plus 4 Filters – 50 GPD, 14 x 17 x 5, White

Image of Express Water RO5DX Reverse Osmosis Filtration NSF Certified 5 Stage RO System with Faucet and Tank – Under Sink Water Plus 4 Filters – 50 GPD, 14 x 17 x 5, White

$189.99 @ Amazon.com

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Key Features

  • ✅ Reverse Osmosis Water Filter: Experience what water should taste like with the Express Water reverse osmosis water filtration system reducing up to 99.99% of Lead, Chlorine, Fluoride, PFAs/PFOs, Calcium, Arsenic, and more.
  • ✅ Water Purification System: Drink the healthiest water on Earth. All our water filters are specially engineered to work together, producing the safest and best tasting water you’ll ever drink
  • ✅ Under Sink Water Filter: Don’t waste money on professional installation. Express Water’s quick and easy-to-understand design means you can install and understand everything about your new water filtration system
  • ✅ Under Sink Water Filter System: No need to mess with refilling or activating your water filter, Express Water’s water filtration systems automatically fill your water tank with high quality drinking water
  • ✅ Leak Detection: Each under sink water filter includes an emergency leak stop detector that shuts off water flow when it detects unwelcomed moisture

Product Details

Brand:EXPRESS WATER
Model:RO5DX
Size:50 Gallons/Day
Color:White
Dimensions:14 X 5 X 15 inches
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