8 Best Faucet Water Filters of 2021 (The Only List You Need)

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 Water is one the basic necessities of life, yet most of the household water supplied is contaminated with bacteria and other harmful agents. While some people opt to buy bottled mineral water, it only seems a side hustle when there’s an amazing alternative of faucet water filter available. These easy to install faucet filters guarantee efficient purification, ensuring that you have pure, crystal clear water within seconds of opening the tap. This water can be further utilized, not just for drinking but for other various purposes.

The water filter industry is huge and selecting the best faucet water filter can, no doubt, be a little overwhelming. Well with our guidance and help provided in this article, this selection process will be a lot easier and quicker for you. We have hand-picked the best products, keeping in view the latest technologies and required factors that make a good filter. Links are also provided with each product for further clarification of the product.


Best faucet water filter

The first thing that comes into mind regarding water filters is the cartridge filter. Who can be bothered with changing that every now and then, right? Well, that’s no longer an issue as most of the filters require cartilages to be changed once every three months. Moreover, with tap water filter installed, you will have the luxury of clean water for cooking and washing purposes. Faucet filters not only block heavy metals, remove chlorine efficiently but also remove the distinctive unpleasant smell and taste of water. All this for a one-time investment, which in the long run proves quite inexpensive, compared to other options. To add to it, they are environmental-friendly, producing zero waste, and require no electricity to work. 

Brita 7540545 On Tap Faucet Water Filter System, Pack of 1, White w/Indicator


The best quality that a tap water filter should have is the efficiency of removing contaminants from water. Because of this Brita 7540545 On Tap Faucet Water Filter System is our premium pick product, that can filter 99% of the harmful agents in water including lead, Sulphur and chlorine. Furthermore, it’s easy installation and good water flow makes it all the more desirable. It also comes in a convenient size that easily fits faucets and takes up minimum space.



  • 99% of contaminants removed
  • Easy to install
  • Good water flow and pressure
  • Status indicator, for indication of replacement of filter
  • Easy replacement of filter, which requires changing every 4 months
  • Option of filtered and unfiltered water
  • Environment friendly, replaces 1800 plastic bottles in a year



  • Fits only standard faucets

Key features:

99% of contaminants removed:

As mentioned earlier, Brita on tap faucet water filter system has n match when it comes to purification of water. With this installed on your taps you can be confident that the filtered water is safe from all the pollutants and toxins.


Good water pressure and flow:

Another factor that concerns many users is the water flow. This filter actually increases the water flow and has a pretty good water pressure.

Filter replacement:

The filter requires to be removed every 4 months. And makes use of the easy one click filter replacement methods.

filter indicator light sensor:

With this unique feature you surely wont ever forget to change the filters. As soon as the filter life is coming to an end and needs to be replaced the sensor light turns on, making you aware of the removal needed.

Overall easy to use:

It’s easy installation and removal of filters assures you that you don’t need any fancy tools nor the help of any professional. Only a few simple easy to follow steps are required and it’s installed.

 PUR Faucet Mount Water Filtration System, Small, Gray

PUR has been incorporating innovative technologies in water filters for the past 30 years. This PUR faucet mount water filtration system is NSF certified for the removal of well over 70 impurities and pollutants, with some as small as 0.3 microns. It’s no surprise it made to our editors pick. With carbon filter capacity of 100 gallons and easy to use application it is easily one of the best products available for faucet filters.



  • NSF certified
  • Removes more than 70 contaminants
  • Carbon filter has capacity of 100 gallons
  • Light indicator
  • Easy attachment
  • Low maintenance



  • In few cases, might require an adapter for attachment to the tap.
  • Not compatible with spray style faucets.
  • Water might leak


Key features:

NSF certification:

NSF stands for national science foundation and its certification ensures the product fulfills the strict requirement set by the foundation. PUR Faucet Mount Water Filtration System is NSF certified for removal of 70 plus pollutants. It also claims to remove contaminants 10 times more efficiently than any other brand.

Low maintenance:

Its horizontal design makes it extremely low maintenance, with only the requirement of the carbon filter every 2 or 3 months.


 Brita 35214 01101001414 Water Faucet Filtration System, 1 Pack, Basic – White

This product is the best seller, and is NSF/ANSI certified for the removal of around 60 contaminants including asbestos and lead.  Although it’s basic but it comes with an electronic indicator that changes to an orange color upon the need to change the filters. One of the key features is that it has an extra layer to aid in trapping large residue. This gives it a longer life time. After every 100 gallons of water the filter needs replacement, which means that the filter lasts up to maximum 3 months.




  • NSF certified
  • BPA free
  • Adapters for compatibility with taps of different sizes
  • Inexpensive alternative
  • Light indicator that turns orange


  • Filters only cold water
  • Doesn’t filter chloramines
  • Susceptible to breakage and leakage


Key features


If you’re on a budget and looking for a good Brita product, this is one. It may be susceptible to breakage, but that’s when not handled carefully. Other than that, it is NSF certified and effective in filtering out 60 contaminants. Moreover, it has a light indicator to inform you when to change the filter, which is usually after 3 months of usage.

User friendly:

Its extremely easy to use and has a compact size to ensure minimum space usage.

Option of filtered and unfiltered water:

It gives the option of filtered and unfiltered water with the push of a small lever. Depending on your need you can switch at ease.


 Waterdrop WD-FC-01 NSF Certified 320-Gallon Long-Lasting Water Faucet Filtration System, Faucet Filter, Tap Water Filter, Reduces Lead, Chlorine & Bad Taste – Fits Standard Faucets (1 Filter Included)

Waterdrop is a new name among the very well-established Brita and PUR, but that doesn’t make it any less. It is NSF certified against standard 42 for effective removal of chlorine and lead. It makes use of AFC material in its filter for better and quicker filtration, all the while retaining the useful minerals in the water. Also, it employs five- stage filtration. Perhaps, the biggest advantage it has over its competitors is its filter life. One can filter alone can purify over 320 gallons of water, which is 2 times more water than any other available tap water filter.



  • NSF certified for standard 42
  • Leak-proof technology
  • Five- stage filtration
  • Adapters for different faucets included
  • Not limited to cold water only




  • Doesn’t have an electronic indicator for indication of changing of filters

Key features

Long-life filters:

This waterdrop faucet water filter can purify around 320 gallons of water which is almost around 2 times more than the options available in the market. Opting for this product will prove to be more economic in the long run with the filter changed only once in 4 months.

Not limited to cold water:

Unlike other filters that can only be used for cold water, this filter on the other hand can be used for water temperatures between 41-122℉/ 5-50℃.It also has good water pressure of about 15-58 psi/100-400 KPa.

Convenient to use:

Convenience is surely one of the many factors to look for in any appliance. Waterdrop WD-FC-01 sleek and smart design makes it extremely easy to install and use. It comes with various adapters for easy fitting on the faucets.

5 stage water filtration:

It purifies water in 5 stages and employs three types of different materials for that purpose. A stain-less steel mesh is used for sediments, PP cotton layers for filtering out small sized particles up to 0.5 microns and an activated carbon filter for the removal of chlorine, lead, Sulphur and other organic compounds


Engdenton Faucet Water Filter Stainless-Steel Reduce Chlorine High Water Flow, Water Purifier with Ultra Adsorptive Material, Water Filters for Faucets-Fits Standard Faucets

Interested in faucet filter with a sleek, tough exterior. If yes, then this may be what you’re after. Unlike all the other products that are made of plastic and susceptible to breakage, this Engdenton faucet filter has an exterior made up of stainless steel. This stainless-steel exterior not only gives it a sleek finish but also makes it tough and durable. When it comes to filtering water, it’s no less than its competitors. With its claim of removing about 99% of the lead and around 70 other toxins it is easily counted among the best products for faucet filters. What’s more its carbon filter has a capacity of 320 gallons, twice that of most filters available.


  • Innovative ACF technology
  • Stainless steel finish, Leak and crack proof
  • Fast flow, fills 8 cups in 1 minute
  • Long life filters
  • 360-degree fountain rotation



  • Doesn’t reduce TDS
  • No indicator for filter removal

Key features:


Sleek stainless-steel exterior:

Unlike many of its competitors filters, this has a beautiful stainless-steel exterior that not only gives it a timeless beautiful look but also makes it durable and immune to breakage or cracking.

While using this exquisite product you will also not come across any leakage issues.


Easy to use:

Its not only user friendly and easy to install but also has a 360 rotating fountain , that gives you the flexibility to rotate and change the direction of water according to your own will and convenience.

Good water flow:

Who has time and patience to wait for the glass or container to fill up , especially when your thirsty or in a hurry .The manufactures of this product claim that using this filter you can fill 3 liters in one minute.


AFC technology:

It makes use of the most advanced activated carbon fiber available to ensure maximum filteration of organic components and other sediment particles.

 PUR PFM350V Faucet Water Filtration System, Horizontal, Metallic Grey

PUR excels its competitors filters with its exquisite designs and mineralClear core technology. This specific model is small compact in size and takes up little space due to its vertical faucet mount. It makes use of the ion exchange method for the purification of water, with NSF certification to remove more than 70 pollutants including lead, rust and chlorine. The filter can remove particles as small as 0.3 microns making it extremely reliable. The small compact size makes it easy to handle and in no way effects the efficiency of the filter. It provides standard water pressure flow as any other brand’s filter would.



  • NSF certified
  • 70 plus contaminant removal
  • Small compact horizontal design
  • Good filter life , of about 3 months
  • Has mineralClear core
  • Different color options
  • Filter indicator



  • Doesn’t fit all faucets
  • Not suitable for low pressure water taps

Key features 

Elegant horizontal design with multiple color options:

This amazing faucet filter on your tap does not only look elegant and sleek, but because of the variety of colors available you can choose one that matches your kitchens color scheme. It will never look out of place, if anything it’ll provide a timeless look for your kitchen. Furthermore, its small size ensures that it doesn’t come in your way when washing and cleaning.

MineralClear core:

The product is featured with the manufactures mineralclear core , whos job is to make the water taste fresh and good. It also uses ion exchange method with activated carbon filter to maximize the filtration process.


Environment friendly:

As with all the products of faucet filters, this is made from BPA free plastic and produces zero waste. It plays an important role in reducing the usage of plastic.



Culligan FM-15A Faucet-Mount Advanced Water Filter, 200 Gallon, White


If you have non-standard faucets, this product might be more useful for you. With its amazing variety of faucet adapters its sure to fit your faucet perfectly unlike any other faucet water filter.It has been verified by IAPMO against 2 ANSI standards , reduction of chlorine as well as lead and other small sediments. The product utilizes carbon block filtration and traps toxins through the absorption process. Because carbon has a huge porous it is well suited for this job.With this filter you get a good range of water temperature 40-100F/4-40 degrees Celsius and also an amazing pressure rage of 30-100 psi. Unfortunately, it doesn’t come with an electronic indicator but it does have a filter change sticker to help remind you.




  • Easy to install and use
  • Fits non standard faucets , due to a variety of adapters
  • Certification against two ANSI standards ,42 and 43
  • Filter can purify 200 gallons of water before needing to be changed
  • Effective in removing contaminants
  • Good filter life



  • Cartridges are a bit expensive
  • Removing filters can be a little tricky

Key features


The price of this product is quite budget friendly. Sure, it doesn’t have the fancy electronic indicator for the filter changing, but it does more than the prime function of a filter. It does have a filter change sticker though Besides most users complain of the electronic indicators dying within a matter of months so they don’t have much of a use anyway. This product actually does what the manufactures claim.

Used on non-standard faucets:

The biggest concerns when it comes to tap filters is solved effortlessly by this Culligan FM-15A Faucet-Mount Advanced Water Filter. With the amazing variety of adapters you can fit it onto any tab except for the drop down faucets.



Brita 35618 Basic Faucet Water Filter System, Single Unit, Chrome w/Indicator

Brita is a family friendly brand. Most of the Brita products are suitable for a family of 5 or more. With this, Brita 35618 Basic Faucet Water Filter System, you will have enough water provided for everyone in efficient time. Moreover, this filter gives the option of filtered and unfiltered water. Not always one needs filtered water, that’s why it comes in handy. As with all Brita products it is NSF certified and removes 99% lead. The chrome exterior finish gives it a luxurious classy look.



  • NSF certified
  • 99% lead removal
  • Basic/easy installation
  • Easy one click filter removal
  • Classy chrome finish


  • In some cases, it leaks

Key features

Convenient installation:

Professional help can be very expensive and time consuming but with Brita 35618 Basic Faucet Water Filter System, anyone with the basic knowledge of nuts and screws can set it up on the faucet.

Easy cartridge replacement:

Brita has specified that this product can filter 100 gallons of water before the cartridge needs replacement. And when it does require replacement it is an easy job taking not more than a few minutes. And don’t worry, these cartridges aren’t expensive at all.

Electronic filter indicator:

With this built-in feature, you won’t forget to change the filter on time. This ensures a smooth supply of pure clean water at all times, without the risk of overusing a filter.



 PUR FM-3700 Advanced Faucet Water Filter, Chrome


PUR FM-3700 Advanced Faucet Water Filter, Chrome comes with 4 different adapters for the faucets. It is designed optimally considering the ease of usage and minimizing of space. The whole filter is made from BPA free premium quality plastic, but the outer chrome finish adds to its appearance and makes it sturdy. It is NSF certified and has the mineralClear core that is the main feature of every PUR appliance. This gives your drinking water a fresher , sweeter taste just like the mineral bottled water.



  • Chrome finish
  • Certified for the removal of 70 plus contaminants
  • Gives water a fresh sweeter taste




  • Indicator light might die out after some time
  • pricey


Key features 

Low maintenance:

PUR FM-3700 Advanced Faucet Water Filter requires minimal maintenance. It only needs the filter to be changed once every 2-3 months , depending on the usage and quality of water.

Sturdy finish:

This may be a little expensive than the other versions of PUR faucet water filters, but its price is rightly justified so. The chrome finish not only adds to the look of the filter, it also acts as a layer to protect the plastic from cracking. This does not mean that the plastic is of lower quality, rather the coating is to ensure long life of the tap filter.



Ultimate Buyer’s Guide to Buy a Best water filter for lead


If your still confused and undecisive of which product to purchase, it’s fine we have this simple guide to help you through this process. Overall, there are certain key features that truly make a good faucet water filter. The rest are just additional options aimed at making the product user friendly, without which the filter works just as fine. The following is a list of these important features:


NSF Certification:

Health is the priority and no matter how much a company claims their product filters effectively, it’s no good if they aren’t NSF certified against the standards 42 and 43.

Lead and chlorine filtration:

Nowadays lead and chlorine are the major contaminants in water. Hence choose a filter that provides maximum filtration of these two toxins.

Filter life:

Filter life is another major factor that will determine the cost effectiveness in the long run.Go for a filter that has capacity of minimum 100 gallons. This lasts up till 3 months before you need to replace the cartridge.

water flow:

This is also an important parameter as it becomes very tiring and annoying to have to wait ages for the water vessel to fill up

Design and faucet size:

Design might be useful to consider if you have less space. But most of all check your faucets whether they are in accordance to the manufacturer’s dimensions. If not check if they provide adapters with the filter or not. This will save you a lot of trouble in the future as loose fitting can cause leaks.



Overall best faucet water filter

Brita 7540545 On Tap Faucet Water Filter System, Pack of 1, White w/Indicator is the best that contains all the features mentioned above.

Best faucet water filter with maximum capacity

Waterdrop WD-FC-01 NSF Certified 320-Gallon Long-Lasting Water Faucet Filtration System, Faucet Filter, Tap Water Filter, Reduces Lead, Chlorine & Bad Taste – Fits Standard Faucets (1 Filter Included) is the one that has the maximum capacity of 320 gallons and the filter can last for more than 4 months. In some case even 6 months. Hence it proves to be more cost effective in this regard.



FAQs about the best faucet water filter

Can I clean and reuse my filters?

No, you cannot do that, but you can recycle it by contacting the manufactures or simply giving it to the recycling organization in your local area.


How to tell when to replace the filters?

If for whatever reason your indicator is not working, then you need to find out the total water usage in a week. With that information and the manufactures specifications you can calculate when the filter needs changing. You can also look for signs such as relatively low water pressure that indicates that the filter life is up.


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