When it comes to something as simple as the water we use every day, we should never have to compromise on quality or safety. That’s where faucet water filters come in – they’re an excellent investment for anyone who wants to make sure their water for drinking, cooking, and even for washing fruits and vegetables is as clean and pure as possible. Not only are faucet water filters convenient and easy to use, but they also save you money in the long run by reducing the need for expensive bottled water.
In this article, we’ll explore the best faucet water filters and why they are a must-have for every health-conscious home.
Key Takeaways:
When purchasing a faucet water filter, consider factors such as the filtration process, filter life and replacement frequency, filter certification, water flow rate, installation, and compatibility.
The frequency of filter replacement varies depending on the type and brand of the filter, typically ranging from 3 months to 6 months or more.
Most faucet water filters should not be used with hot water, as it can damage the filter and reduce its effectiveness.
Best Faucet Water Filters: Comparison Table
Filter Brand/Model
Filtration Technology
Filter Lifespan
Contaminants Removed
Flow Rate (GPM)
PUR PLUS
Activated Carbon + Ion Exchange
100 gallons or 3 months
70+
0.52
iSpring-DF2-CHR
Activated Carbon
up to 500 gallons
5+
1.5
Engdenton Faucet Water Filter
Activated Carbon
320 gallons or 6 months
70+
0.5
Invigorated Faucet Water Filter
Alkaline, 8-stage filtration
up to 6 months
–
–
Culligan FM-15A
Activated Carbon
200 gallons or 2 months
9
0.5 at 60 psi
The Benefits of Faucet Water Filters
Enhanced Water Quality: Faucet water filters effectively remove contaminants, including chlorine, heavy metals, and sediment ensuring that you have access to clean and safe drinking water.
Improved Taste and Odor: The filtration process eliminates unpleasant tastes and odors often associated with tap water, providing a refreshing and more enjoyable drinking experience.
Environmental Sustainability: By opting for faucet water filters, you contribute to reducing plastic waste and the carbon footprint associated with the production, transportation, and disposal of bottled water.
Easy installation and low-maintenance requirements for long-term use.
The 5 Best Faucet Water Filters
Best Overall
PUR PLUS Horizontal Faucet Mount Water Filtration System with 3-in-1 Lead Reducing Filter for Great-Tasting Filtered Tap Water, Lasts 100 Gallons, Fits Most Kitchen or Bathroom Faucets, Chrome
Best Filter Capacity
iSpring DF2-CHR Faucet Water Filter for Kitchen, Bathroom, or RV Sink – Water Filter for Sink Faucet, 500 Gallons Long Life, Chrome Finish
Best for Lead Reduction
Engdenton Faucet Water Filter Stainless-Steel Reduce Chlorine High Water Flow, Water Purifier with Ultra Adsorptive Material, Water Filters for Faucets-Fits Standard Faucets
Best Alkaline
Invigorated Water pH PURIFY Multi-Stage Faucet Water Filter - Water Filter Faucet System - Increases pH - Easy Installation (Chrome)
Best Compact
Culligan FM-15A Advanced Faucet Mount Filter, 200 Gallon, White
PUR PLUS Horizontal Faucet Mount Water Filtration System with 3-in-1 Lead Reducing Filter for Great-Tasting Filtered Tap Water, Lasts 100 Gallons, Fits Most Kitchen or Bathroom Faucets, Chrome
Engdenton Faucet Water Filter Stainless-Steel Reduce Chlorine High Water Flow, Water Purifier with Ultra Adsorptive Material, Water Filters for Faucets-Fits Standard Faucets
3-IN-1 POWERFUL WATER FILTRATION. PUR is the only faucet filter brand certified by WQA and NSF to reduce 70 chemical & physical substances, including lead. ‖ It is also NSF certified to reduce microplastics that are commonly found in tap water. ‖
INCLUDES 1 GENUINE PUR FAUCET MOUNT WATER FILTER THAT IS CERTIFIED to provide cleaner, better-tasting drinking water in your PUR Faucet Mount Water Filtration System.
Compatible does not mean comparable. Other brands are not certified to work with this PUR Faucet Mount Water Filter.
QUICK, TOOL-FREE INSTALLATION with on/off lever for easy, on demand, filtered water.
FILTER CHANGE LIGHT to notify you when it is time to change your filter. The Genuine PUR PLUS Faucet Mount Water Filter with natural mineral filtration is certified to last for up to 100 gallons or for 3 months of regular use.
Contaminants Removed: 70+
Purification Method: Activated Carbon + Ion Exchange
Certifications: NSF 42, 53, 401
Flow Rate: 0.52 GPM
Filter Capacity: Up to 100 gallons or 3 months
The PUR PLUS Faucet Water Filter is your answer to infinite contaminant-free water. It uses the mineral core technology for better-tasting water and removes up to 70 contaminants, making sure you and your family are protected from day one.
It’s also certified by NSF International to remove lead, chlorine taste & odor, copper & mercury, plus many other possible health-related concerns that could be present in ordinary tap water.
Each filter allows you to enjoy clean water for up to 100 gallons or 3 months of typical use before replacement is required.
The PUR PLUS makes installation a breeze – no tools are required! It simply attaches right onto your existing faucet in seconds without any hassle, and works with all major types of kitchen faucets.
The PUR Plus Faucet Water Filter has been the top seller in its category for many years. You can trust that when you choose a PUR product, you are receiving an industry-leading product built for safety and efficiency.
Pros
NSF Certified
Trusted Brand/Model
Reasonably Priced
2-year warranty
Cons
Lower water pressure may hinder optimal functionality
#2. Best Filter Capacity: iSpring Faucet Water Filter
Great Filtration Efficiency: With its outstanding deep filtration capability, iSpring DF2 series faucet filter effectively reduces chlorine, chloramine, lead, mercury, lindane, atrazine & many other contaminants in water from faucets in your kitchen sink, bathroom sink, or RV sink. This system does not reduce TDS values. If you're looking to lower the TDS value, we recommend choosing the iSpring RO system instead.
Long-Lasting Filter Life: Thanks to the longevity of the filter cartridge, DF2 series sink water filter faucet can deliver up to 500 gallons of clear and clean filtered water. This means that you will only need to change your faucet water filter once every 6-8 months. Up to 1.5 GPM filtration rate; fast and steady flow of water.
Durable Housing: Unlike other water filter faucet housings that are often made out of cheap flimsy plastic, iSpring DF2 series faucet filter is made out of food-grade BPA-free plastic.
Compatible with standard faucets. Do not work with pull-out or hand-held style faucets. Easy DIY Installation and Filter Cartridge Replacement: Tool-free installation and filter replacement(replacement filter: iSpring FDF1) can be completed within just a few minutes.
Available in 2 Different Finishes(Clear/Chrome): Choose the one that matches your other appliances and fixtures. Get your DF2 faucet mount water filter today and start enjoying clear, clean, great tasting water right from your tap for drinking, cooking, and washing.
Contaminants Removed: 5+
Purification Method: Activated Carbon
Flow Rate: 1.5 GPM
Filter Capacity: up to 500 gallons
The iSpring DF2-CHR Faucet Water Filter ensures that the water you and your family drink is free from harmful pollutants like chlorine, lindane, atrazine, chloramine, lead, mercury, and more. Its filter capacity of up to 500 gallons per filter cartridge helps keep your home refreshed with clean water for up to eight months.
Its 1.5 GPM filtration rate is so speedy that you’ll be able to fill up glasses and pitchers with pure water with no noticeable wait time.
The iSpring faucet water filter is specifically designed to securely fit standard faucets. This filter won’t work with pull-out or hand-held style faucets.
Thanks to its durable housing made of food-grade BPA-free plastic, the high-quality material is strong and won’t crack or leak from everyday use.
Pros
Massive filtration capacity
Also works with hot water
Impressive 1.5 gallons per minute filtration/flow rate
Cons
Only fit standard faucets
#3. Best for Lead Reduction: Engdenton Stainless-Steel Faucet Water Filter
High-quality food grade 304 stainless steel housing, Cracking-proof and no-leakage, durable and long life time;
The most advanced Activated Carbon Fiber (ACF) filtration technology, improve taste, and remove dirt, sand, rust, ect.★NOT for reducing TDS★;
Speedy water flow: 0.5GPM filtered water, 8 cups (8.5oz/cup) of clean water per minute, instant relief of thirsty ;
★ONLY suitable for standard faucet. Please study the PHOTOS to determine your faucet type before purchasing. ★ Easy installation, simple and quick, no extra tools needed. Maximum life: 320 gallons or 6 months (based on 8.5oz/cup,27 cups/day);
If you need technique support or return, please contact us via the email on the packing box. (Replacement filters ASIN #B07DCMM68M or#B07F7QMHQN);
Contaminants Removed: 70+
Purification Method: Activated Carbon
Flow Rate: 1.8 Liters per minute
Filter Capacity: 320 gallons or 6 months
Get safe and lead-free hydration with Engdenton Faucet Water Filter. Featuring an advanced carbon filtration system that helps reduce chlorine and remove lead, sand, dust, and dirt, etc.
The filter produces 1.8 liters of pure refreshment each minute and is capable of filling up to 8 cups with 8.5 ounces per cup for a full pitcher filled with effortless ease!
With a filter lifespan of 320 gallons or 6 months – based on 27 8.5oz cups per day – the filter maximizes its life and provides filtered water for one user or an entire household.
The Engdenton Faucet Water Filter is built with ultra-tough, food-grade 304 stainless steel housing, making it exceptionally durable and capable of withstanding water pressure for many years.
Pros
High filter capacity
70+ contaminants reduction
Durable stainless steel housing
Cons
There is no mention of NSF Certification
#4. Best Alkaline: Invigorated Multi-Stage Faucet Water Filter
8-STAGE FAUCET WATER FILTER FOR FILTERED WATER: Enjoy filtered water any time of the day with Invigorated Water pH Purify Faucet and Tap filter. Our Faucet filter is equipped with an 8-stage filtration system that makes it for daily household water consumption. Its multi-stage filtration removes heavy metals and increases -ORP and minerals in the water giving your family soft drinking water with utmost ease!
IONIZES WATER AND IMPROVES TASTE AND SMELL: Made with our proprietary filter blend, the pH Purify Faucet water filter alkalines the water and activates it with oxygen and minerals. Its coconut shell-activated carbon and other unique filter layers ionize and oxygenate the water, and improve its taste and smell keeping you and your family happy.
EASY TO INSTALL WITH THREE SWITCH POSITIONS: With a 6-month filter capacity, the ph Purify Faucet and Tap filter is easy to use and install. Its sleek design fits most fixtures and taps without having you cut a hole in your counter. Its three-switch position enables you to save extra water by changing switches between purified clean water, water for dishwashing, and regular flow water as per your requirement.
A SUSTAINABLE SOLUTION: Made from BPA-free food-grade materials, our filters have a backed brand membership of The Water Quality Association. Save the planet by eliminating packaged plastic water usage while enjoying crystal-clear filtered water any time of the day!
EVERYTHING INVIGORATED: We are committed to providing affordable products for you. We put so much thought and care into our products that we are confident you will love them!
Certifications/Testing: Filters are TUV and SGS Tested
Filter Capacity: Up to six months
The Invigorated Faucet Water Filter is the level of refreshment you deserve. The 8-stage filtration system ensures your drinking water is completely free of heavy metals, harmful contaminants, and chlorine. Not only does this filter reduce potential health hazards, it also increases -ORP levels (oxidative reduction potential), which helps to prevent injury to body tissues caused by oxidation reactions while maximizing nutrient absorption.
This Multi-Stage Faucet Water Filter is designed to alkaline water and activate it with oxygen and minerals for a more hydrating drinking experience. By increasing the pH balance of your tap water, this filter can help make it taste fizzier and fresher while improving hydration levels by reducing acidity in the body.
With three switch positions, it can be easily installed in minutes with minimal effort.
The Invigorated Faucet Water Filter is designed to last up to six months between filter changes – giving you nearly half a year of clear, clean drinking water straight from the tap.
Pros
Long filter life
Reduces the negative potential of the water (ORP)
Increases pH level/Alkalinity
Cons
Low water flow
#5. Best Compact: Culligan FM-15A Faucet Mount Filter
Provide your family with visibly clean, great-tasting water for drinking, cooking and more
FEATURES: Reduces azine, chlorine, lindane, lead, particulates class I, turbidity while removing bad taste/odor; Carbon block filtration method; Flow rate of 0.5 gpm at 60 psi; 30-100 psi pressure range; 40-100°F temp range; Easy installation with no tools
COMPATIBILITY: Includes adapters for all standard sink nozzles (does NOT fit drop-down faucets)
FILTER LIFE: Up to 2 months or 200 gallons, depending on usage and water conditions
CERTIFICATION: Tested and certified by IAPMO against ANSI Standard 42 and 53
Contaminants Removed: 9
Purification Method: Activated Carbon
Certifications: ANSI standards 42, 53
Flow Rate: 0.5 gallons per minute at 60 psi
Filter Capacity: 200 Gallons or up to two months
The Culligan Faucet Mount Filter’s compact size makes it an easy and convenient addition to any kitchen with a maximum capacity of 200 Gallons or up to two months. Reducing azine, chlorine, lindane, and lead from tap water for safer consumption.
It utilizes a Carbon block filtration to remove bad tastes and odors from your water. The filter provides a flow rate of up to 0.5 gallons per minute at just 60psi pressure! This means you get more water faster without having to increase the amount of pressure applied, making it perfect for filling containers quickly. Its 30 to 100 psi pressure range adds further convenience, allowing a larger range of water sources the freedom to use this filter.
The Culligan Faucet Water Filter has been rigorously tested and certified by the International Association of Plumbing and Mechanical Officials (IAPMO) against ANSI Standards 42 and 53. Thus, you can rest assured knowing that your filter adheres to the highest standards of quality.
Pros
Easy to install without tools
NSF/ANSI certified
2-year warranty
Cons
No filter change indicator
Faucet Water Filter Buying Guide
There are several factors to consider to ensure you make the right purchase. Here are some key points to keep in mind:
Filtration Technology
The filtration technology used in a faucet water filter determines its effectiveness in removing contaminants. Look for filters that utilize advanced technologies like activated carbon, Ion Exchange, or Carbon Block. These methods are known to remove a wide range of impurities, including chlorine, lead, sediment, and more.
Filter Life and Replacement
Check the estimated filter life and replacement frequency. Longer filter life means fewer replacements and lower maintenance costs. Look for filters that offer a decent lifespan while maintaining optimal filtration performance.
Filter Certification
Ensure that the faucet water filter you choose is certified by reputable organizations, such as NSF International or the Water Quality Association (WQA). Certification ensures that the filter has undergone rigorous testing and meets industry standards for contaminant removal.
Water Flow Rate
Consider the water flow rate of the filter. A high flow rate allows you to fill up containers quickly, while a low flow rate can be frustrating. Find a balance between filtration effectiveness and a reasonable flow rate that meets your daily needs.
Installation and Compatibility
Check if the faucet water filter is compatible with your existing faucet. Most filters are designed to fit standard faucets, but it’s essential to ensure a proper fit before purchasing. Additionally, consider the installation process. Look for filters that are easy to install and don’t require complex plumbing work.
Customer Reviews and Reputation
Read customer reviews and check the reputation of the brand or manufacturer. Feedback from other users can provide valuable insights into the filter’s performance, durability, and customer service. Choose a trusted brand with positive reviews to ensure a satisfactory experience.
Frequently Asked Questions
How does a faucet water filter work?
A faucet water filter is installed by attaching it to your faucet using adapters and a housing unit. Once installed, when you turn on the faucet, water flows through the filter cartridge inside the housing unit. The filter cartridge is designed to remove impurities like sediment, chlorine, heavy metals, pesticides, and some microorganisms. The filtered water then flows out of the faucet spout, providing you with cleaner and better-tasting water. It’s important to replace the filter cartridge periodically to maintain its effectiveness.
How do I install a faucet water filter?
Most faucet water filters are easy to install and come with instructions. Typically, you will need to unscrew the aerator from the end of your faucet and attach the filter to the faucet. Some filters may require additional adapters to fit your specific faucet type.
What contaminants can a faucet water filter remove?
Faucet water filters can remove a range of contaminants from tap water, although the effectiveness depends on the filter type. Commonly removed contaminants include chlorine, sediments like rust and dirt, heavy metals such as lead and mercury, volatile organic compounds (VOCs), pesticides, and herbicides. Some advanced filters may also eliminate bacteria and protozoa.
Activated carbon filters are often used to target chlorine, VOCs, and some heavy metals, while sediment filters and microbial filtration stages provide additional benefits. When choosing a filter, consider the specific contaminants you want to address and look for certifications like NSF/ANSI standards to ensure the filter’s suitability.
How often do I need to replace my faucet water filter?
The frequency of filter replacement depends on the type and brand of filter you are using. Some filters need to be replaced every 3 months, while others can last up to 6 months or more. Check the manufacturer’s instructions for specific replacement guidelines.
Can faucet water filters be used with hot water?
Most faucet water filters are not designed to filter hot water. Hot water can damage the filter and reduce its effectiveness. It’s recommended to only use faucet water filters with cold water.
How do I know if my faucet water filter is working properly?
Most faucet water filters have a built-in indicator that shows when it’s time to replace the filter. Additionally, you can test your water before and after using the filter with a water testing kit to ensure that the filter is removing contaminants effectively.
