We Use CookiesWe use cookies to enhance the security, performance, functionality and for analytical and promotional activities. By continuing to browse this site you are agreeing to our privacy policy

10 Best Water Filters 2025 in the United States

How do we rank products for you?

Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

headphones-stars

Our Top Picks

#1

Winner

ZeroWater Official 5-Stage Water Filter for Replacement, NSF Certified to Reduce Lead, Other Heavy Metals and PFOA/PFOS, 4-Pack, White

The ZeroWater Official 5-Stage Water Filter is designed for effective removal of contaminants, providing users with clean and pure water. Its 5-stage ion exchange filtration process is particularly noteworthy, as it significantly reduces total dissolved solids (TDS) including heavy metals like lead, chromium, and mercury, as well as PFOA/PFOS. This advanced filtration makes it a strong choice for those concerned about water quality and health. Additionally, the filters are IAPMO certified, ensuring reliable performance and safety standards. The product is BPA-free, adding to its health benefits.

Each filter has an estimated capacity to filter 15 gallons of water, though this can vary depending on the initial quality of the water. For optimal performance, users are advised to replace the filter when the accompanying TDS meter reads 006. The 15-gallon filter life may require users to replace filters relatively frequently, which could be a slight inconvenience and added cost over time. Installation and maintenance of the filters are straightforward, and they are compatible with various ZeroWater systems, making them versatile.

The cost of replacement filters might be a consideration for some, but the ability to save on single-use plastic bottles offers an environmental benefit. The ZeroWater Official 5-Stage Water Filter provides comprehensive filtration, ease of use, and environmental benefits, making it suitable for users looking to improve their water quality significantly.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Type of Filter
The 5-stage filtration process works like a charm, bringing the TDS down to zero and making a noticeable difference in water taste.
Filter Life and Replacement Frequency
Installation is simple, and the filters last a good amount of time even with daily use.
Installation and Maintenance
The filters are easy to replace and deliver pure-tasting water with zero TDS as advertised.
#2

SAMSUNG Genuine Filter for Refrigerator Water and Ice, Carbon Block Filtration, Reduces 99% of Harmful Contaminants for Clean, Clear Drinking Water, 6-Month Life, HAF-QIN/EXP, 1 Pack

The Samsung Genuine Filter for Refrigerator Water and Ice is designed to provide fresh, clean drinking water by reducing 99% of potentially harmful contaminants using ultra-high-grade carbon block filtration. This filter is compatible with a variety of Samsung refrigerator models that require a square filter, ensuring a perfect fit and reducing the risk of water damage.

It offers a filtration capacity that lasts for six months, which is a standard duration for most refrigerator water filters, making maintenance relatively simple with biannual replacements. The filter's authentication tag helps users verify its genuineness, ensuring they are receiving an authentic Samsung product. Installation is straightforward, allowing for quick and easy filter changes when needed.

The unit's cost of replacement is moderate, and its efficiency in reducing sediment and other impurities adheres to NSF certification standards, guaranteeing high quality and reliable performance. However, it is specifically designed for Samsung refrigerators, which limits its compatibility with other brands. Users who own non-Samsung appliances will need to look for alternative options. While the filter is efficient in improving water taste and safety, it may not address specific needs such as removing fluoride or heavy metals unless verified by additional certifications.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Type of Filter
The SAMSUNG Genuine Filter fits perfectly in Samsung refrigerators and ensures the water tastes great.
Installation and Maintenance
They provide clean, great-tasting water and ice, and the installation was straightforward.
#3

Brita Standard Water Filter Replacements for Pitchers and Dispensers, BPA-Free, Replaces 1,800 Plastic Water Bottles a Year, Lasts Two Months or 40 Gallons, Includes 6 Filters for Pitchers

The Brita Standard Water Filter offers a practical solution for those seeking cleaner, better-tasting water from their pitchers and dispensers. Featuring a 2-month or 40-gallon lifespan per filter, these filters are designed to reduce impurities such as chlorine, copper, cadmium, and mercury, ensuring a healthier drinking experience. With six filters included, this pack provides a convenient, long-term supply for households.

The ease of installation, without the need for presoaking, enhances the user-friendly nature of this product. However, users should be prepared for regular filter replacements approximately every two months, depending on usage. Certified by NSF, these filters meet high standards for water purification, although they are only compatible with Brita systems, limiting their versatility.

The cost of replacement filters should also be considered, especially for large households with high water consumption. Additionally, the sustainable aspect of these filters allows users to reduce their reliance on single-use plastic bottles. In summary, the Brita Standard Water Filter is an excellent choice for those using Brita pitchers and dispensers, prioritizing clean water, and looking for an eco-friendly option.

Customer Highlights

A summary of real customer reviews to highlight what shoppers are saying!
Type of Filter
Enhances water taste significantly, fits well with Brita pitchers, and filters quickly.
Filtration Capacity
Effectively reduces impurities like copper, cadmium, and mercury, ensuring clean and refreshing water.
Filter Life and Replacement Frequency
Easy to install and offers great value with each filter lasting two months.
Installation and Maintenance
Provides a convenient and long-lasting supply, making it easy to maintain great-tasting water at home.

Buying Guide for the Best Water Filters

Choosing the right water filter can significantly improve the quality of the water you consume, making it safer and more pleasant to drink. When selecting a water filter, it's important to consider various factors such as the type of contaminants you want to remove, the filter's capacity, and the ease of maintenance. Understanding the key specifications will help you make an informed decision that best suits your needs and lifestyle.
Type of FilterThe type of filter determines the method used to purify the water. Common types include activated carbon filters, reverse osmosis systems, and UV filters. Activated carbon filters are great for removing chlorine, bad tastes, and odors. Reverse osmosis systems are more comprehensive, removing a wide range of contaminants including heavy metals and bacteria. UV filters are effective against bacteria and viruses but do not remove chemical contaminants. Choose a filter type based on the specific contaminants present in your water supply.
Filtration CapacityFiltration capacity refers to the amount of water a filter can process before it needs to be replaced. This is usually measured in gallons or liters. Smaller capacities (e.g., 100-200 gallons) are suitable for individual or small household use, while larger capacities (e.g., 500-1000 gallons) are better for larger families or higher water consumption. Consider your household's water usage to determine the appropriate capacity for your needs.
Flow RateFlow rate indicates how quickly water is filtered and dispensed, typically measured in gallons per minute (GPM). A higher flow rate means water is filtered faster, which is convenient for larger households or when you need water quickly. However, higher flow rates may sometimes compromise the thoroughness of filtration. For most households, a flow rate of 0.5 to 1 GPM is sufficient. If you have a larger family or higher water demands, look for a filter with a higher flow rate.
Filter Life and Replacement FrequencyFilter life refers to how long the filter will last before it needs to be replaced, usually measured in months or gallons. Longer filter life means less frequent replacements, which can be more convenient and cost-effective. However, it's important to follow the manufacturer's recommendations for replacement to ensure optimal performance. Consider your water quality and usage to determine how often you will need to replace the filter.
Certification and StandardsCertifications from organizations like NSF (National Sanitation Foundation) or WQA (Water Quality Association) indicate that the filter has been tested and meets specific standards for contaminant removal. These certifications provide assurance of the filter's effectiveness and safety. Look for filters with relevant certifications to ensure you are getting a reliable product.
Installation and MaintenanceEase of installation and maintenance is an important consideration, especially if you prefer a DIY approach. Some filters are simple to install and require minimal maintenance, while others may need professional installation and more frequent upkeep. Consider your comfort level with installation and maintenance tasks, and choose a filter that aligns with your preferences and capabilities.
Cost of Replacement FiltersThe cost of replacement filters can add up over time, so it's important to consider this ongoing expense. Some filters have more affordable replacements, while others may be more costly. Factor in the cost of replacement filters when evaluating the overall cost of the water filtration system. Choose a system with replacement filters that fit within your budget and offer good value for their lifespan and performance.

FAQ

Most Popular Categories Right Now