5 Best Faucet Water Filters [2021]: Reviews & Buying Guide


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1. DuPont Premier Faucet Mount Drinking Water Filter – Best Value Faucet Water Filter

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  • Weight: 12.2 Ounces

  • Dimension: 2.6 x 5.8 x 5.5 inches

  • Filter life: 100 gallons of water

Additional features include a carbon-based sophisticated filtering system. It has a faucet adaptor that works with practically any type of faucet.





The DuPont faucet filter has a lovely ergonomic shape that will complement your kitchen's bright and crisp finishes. Furthermore, the high-performance filtration works in tandem with antimicrobial cartridge protection to deliver clean and fresh water.


The filter improves the flavor of water while also removing over 99 percent of pollutants from it. It removes sediment, cysts, chlorine, and fluoride from your water, leaving it crystal clear and tasting fantastic. It has the capacity of filtering over 100 gallons of water. It's simple to set up and comes with faucet adapters to ensure that it works with a variety of faucets. Two washers and piping tape are also included.


The technique for installing the filter is simple. In addition, it performs admirably in terms of water filtration. The filter life is average, and the water-filtering capability is unquestionable. Its appealing design, which increases the beauty of your kitchen, has a great impact on others.


The plastic material, while crisply finished, is not the most durable. As a result, the faucet filter is prone to breaking, as evidenced by numerous customer complaints on Amazon. When it comes to water filtration, it still works well.




#2 Culligan FM-25 Faucet Mount Filter – Most Advanced Filtration


  • Weight: 14.4 Ounces

  • Dimension: 5.5 x 3.5 x 6.5 inches

  • Filter life: 200 gallons of water

Additional features include: It has a flow rate of 0.5 GPM. Except for the drop-down faucet, it is compatible with all types of faucets due to its versatile design.











Culligan's faucet mount filter is designed to fit into any faucet and provide filtered water without difficulty. It is not, however, compatible with drop-down faucets. Lead, cryptosporidium, chlorine, giardia cysts, turbidity, lindane, atrazine, and a variety of other toxins are all eliminated by the advanced filter.


It boasts an appealing and practical design that makes installation and operation a breeze. The filter has a flow rate of 0.5 gallons per minute and a 60 psi pressure.


Culligan FM-25 has a 2-year warranty and promises to provide you with clean, clear drinking water for a long time. The filter also removes any unpleasant tastes or odors from the water.


It comes with the FM-15RA filter cartridge, which can be simply replaced when needed. With a pressure range of 30 – 100 psi, you can enjoy continuous water flow. It contains a diverter tab that allows you to quickly convert between filtered and unfiltered water depending on your needs.


The great part about this filter is that the NSF certification ensures the water's purity. To maintain optimal operation, Culligan recommends a temperature range of 40-100 degrees Fahrenheit. Culligan's faucet mount filter is designed to fit into any faucet and provide filtered water without difficulty. It is not, however, compatible with drop-down faucets. Lead, cryptosporidium, chlorine, giardia cysts, turbidity, lindane, atrazine, and a variety of other toxins are all eliminated by the advanced filter.


It boasts an appealing and practical design that makes installation and operation a breeze. The filter has a flow rate of 0.5 gallons per minute and a 60 psi pressure.


Culligan FM-25 has a 2-year warranty and promises to provide you with clean, clear drinking water for a long time. The filter also removes any unpleasant tastes or odors from the water.


It comes with the FM-15RA filter cartridge, which can be simply replaced when needed. With a pressure range of 30 – 100 psi, you can enjoy continuous water flow. It contains a diverter tab that allows you to quickly convert between filtered and unfiltered water depending on your needs.


The great part about this filter is that the NSF certification ensures the water's purity. To maintain optimal operation, Culligan recommends a temperature range of 40-100 degrees Fahrenheit.



#3 Kabter Faucet Mount Water Filter Tap Water Purifier – Stainless Steel Faucet Water Filter with Chrome Finish

  • Product weight: 1.1 Pounds

  • Product dimension: 4.3 x 2.7 x 5.1 inches

  • Filter life: 200 gallons of water

Additional characteristics include the removal of germs, pollutants, mold, and other water sediments by this water filter. It also improves the flavor of water and eliminates odors.






One of the most elegant and effective filters is the Kabter Faucet water filter. If you're looking for a filter that will add to the attractiveness of your kitchen's interior, this is the one to go for.


It has more filtering capabilities, putting your mind at ease and ensuring that you have clean drinking water. The filter kills germs while also removing pollutants, lime mold, and other particles from the water. The filter is comprised of long-lasting materials and has a long filter life.


The filter is constructed of chrome-plated stainless steel. Furthermore, the materials used are of food-grade quality. It efficiently eliminates the noxious odor and taste of chlorine. The filter has a lengthy lifespan, making it an excellent all-rounder. It is incredibly practical as well as productive.


Many water faucets are compatible with the filter, but it is incompatible with pull-down/pull-out and unthreaded faucets. So, before you go out and buy this filter, make sure you have the necessary faucet to install it properly.



#4 PUR FM-3700 Advanced Faucet Water Filter – The Overall Best Faucet Water Filter

  • Product weight: 1 Pound

  • Product dimension: 3.2 x 7.3 x 7.7 inches

  • Filter life: 100 gallons of water

More features: an electronic filtration system that is simple to remove and replace. It filters out more than 70 hazardous water pollutants.







The PUR advanced is a top-of-the-line filter in the PUR series. The filter incorporates an easy-to-remove and replaces the electronic filtration mechanism. The filter is capable of removing all of the typical pollutants found in tap water.


The 360-degree swivel connector adds to its convenience by allowing you to direct the water where you want it. The maxion technology, which combines activated carbon and ion exchange to remove 70 different contaminants, including lead and chlorine, is a unique feature not seen in other similar filters.


It fits practically all faucets, so there are no measurements to worry about, and the electronic filter is simple to remove and replace. This filter appears to be a top filter since it combines accessibility and great filtration qualities. It has a few flaws, but it's still a useful filter. A faucet water filter is designed to save you time by preventing you from having to pour water into a filter to purify it.


The PUR FM-3700 B's pressure levels are good, allowing for a larger flow rate from its tap. The fragile components are a concern, but how well you maintain the filter will ultimately determine how long it lasts.



#5 PUR Classic Vertical Water Filtration Faucet – Excellent Design

  • Product weight: 1.05 Pounds

  • Product dimension: 7.3 x 3.2 x 7.8 inches

  • Filter life: 100 gallons of water

Additional features include a two-year warranty. It removes more than 70 pollutants and odors from water thanks to innovative technology.








The PUR classic faucet water filter is also one of the most effective filters available. It provides adequate performance and convenience. It compares favorably to the majority of the other filters we've examined. For someone on a tight budget, it's still a fine water filter.


You can enjoy uninterrupted filtered water flow directly from your tap with this PUR Classic filter. Its iconic black/white metallic appearance sets it apart, and the metallic finish adds a special touch. It is intended for those who enjoy not only drinking but also cooking with filtered water.


It has a built-in filter life indicator, so you can simply keep track of your filter life. It can purify up to 100 gallons of water, removing all pollutants and contaminants. You may enjoy clean drinking water every day thanks to its capacity to remove 99 percent of contaminants.


This filter has a simple installation process, so you won't have to worry about figuring out how to fix it. It has a two-year warranty, which is a nice feature.


This filter ensures that every drop you drink is safe and clean. The delicate manufacturing material, on the other hand, may produce leaking difficulties that are covered by the guarantee.



Faucet Water Filter Buying Guide

When purchasing a faucet filter, keep the following recommendations in mind. All of the characteristics listed below should be taken into account before choosing your ideal faucet water filter.


The capacity of Removing Contaminants

It is the most important element to consider. Not every filter is created equal. You must ensure that the filter protects you from the pollutants that you are most concerned about. Some faucet filters are quite good at removing specific contaminants, whereas others concentrate on other impurities.


Longevity of Filter

The life of a filter can be estimated in gallons. The longer the filter lasts, the less frequently you'll have to replace the cartridge. It's important to remember that the advertised figure is average. Depending on the quality of the water you're getting, you might need to change it sooner or later.


Indicators in Filters

Some versions may include indication devices that will alert you when the filter cartridge needs to be replaced. Of course, this will have an impact on the pricing. It's a convenient function, but it's not required. A considerable slowing in flow rate and a poor taste are two indicators that the filter needs to be replaced.


Design Variations

Some brands provide you with a variety of color and finishing options. Some people might think it's a bonus, while others don't.


Availability of Replacement Cartridges

Make sure you can acquire replacements, which may or may not be possible depending on your ability and cost. Otherwise, you'll wind up throwing away the entire unit.


Warranty of Filter

Because this sort of filter is prone to breaking, look for a warranty of at least one year. It's worth noting that this guarantee usually only covers the case, not the filter cartridge.


How do they operate?

In place of the aerator, a faucet-mounted filter screws onto the tap of your faucet. The filter cartridge is protected by a metal or plastic casing.


Filtering the water is simple; simply turn on the faucet, and the water will run through the filter and into your drink.


These devices are always equipped with a diverter that allows you to switch between filtered and unfiltered water. Nobody wants to be forced to drink filtered water all of the time. It makes no sense to wash your plates and other utensils with filtered water.


Different brands employ different materials and methods for filtering, but they all have a few characteristics in common.


The fundamental system consists of a layer that stops dirt and debris, followed by activated carbon resin, which blocks and traps impurities by adsorption when water passes through it.


Additional filter layers are available on some models to limit the number of pollutants. As a result, it's a good idea to do some research before purchasing one.


What is the right choice?

If you wish to buy a faucet water filter nowadays, you will find a variety of options, and the many options will most likely put you at a loss as to which one is the best. However, there's no reason to panic.


We set out to compare several faucet water filters in order to compile a list of the best. So, in this article, we've listed the top nine faucet filters that you should consider buying.

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