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10 Best Countertop Water Filters 2026 in the United States
#1
Winner
Bluevua RO100ROPOT-UV Reverse Osmosis System Countertop Water Filter - 6 Stage Purification with UV and Remineralization, Counter RO Filtration, Portable Water Purifier
The Bluevua RO100ROPOT-UV Reverse Osmosis System is an impressive countertop water filter designed for those seeking clean and safe drinking water. Its standout feature is the advanced 6-stage filtration system, which includes a UV light and a remineralization filter. This means it not only reduces harmful contaminants like lead and chlorine but also adds essential minerals back into the water, enhancing both taste and health benefits. The filter is certified for lead-free performance.
Rating
10.0
Chosen by1,309
Filtration Technology
Filter Lifespan
Ease of Installation
Most important from
4631 reviews
#2
Big Berkey Gravity-Fed Stainless Steel Countertop Water Filter System 2.25 Gallon with 2 Authentic Black Berkey Elements BB9-2 Filters
The Big Berkey Gravity-Fed Stainless Steel Countertop Water Filter System with a 2.25-gallon capacity and two Black Berkey Elements is a robust option for those seeking high-quality water filtration at home or in the office. One of its major strengths is its advanced filtration technology, capable of removing or significantly reducing over 250 contaminants, including chlorine, without the need for electricity or plumbing. This makes it an excellent choice for those who want clean, great-tasting water without the hassle of complex installations.
Rating
9.4
Filtration Technology
Filter Lifespan
Ease of Installation
Most important from
4103 reviews
#3
iSpring RCD100 5-Stage Countertop Reverse Osmosis System, Instant Hot RO Water Dispenser with UV, 2.5:1 Pure to Drain, 100 GPD Portable Water Filtration System, 4 Temperature Options, Plug and Play
The iSpring RCD100 5-Stage Countertop Reverse Osmosis System is a plug-and-play water filtration system that doesn't require any plumbing installation, making it ideal for various locations such as homes, offices, and RVs. It stands out with its advanced filtration technology, boasting a 5-stage process including a UV light to eliminate up to 99% of over 1,000 contaminants like chlorine, fluoride, lead, and arsenic, ensuring safe drinking water.
Rating
7.6
Filter Lifespan
Ease of Installation
Size and Design
Most important from
435 reviews
Top 10 Best Countertop Water Filters 2026 in the United States
#1
Winner
Bluevua RO100ROPOT-UV Reverse Osmosis System Countertop Water Filter - 6 Stage Purification with UV and Remineralization, Counter RO Filtration, Portable Water Purifier
Bluevua RO100ROPOT-UV Reverse Osmosis System Countertop Water Filter - 6 Stage Purification with UV and Remineralization, Counter RO Filtration, Portable Water Purifier
Filtration Technology: 6-stage filtration with UV light
Filter Lifespan: 1-2 years
Flow Rate: 0.26 Liters Per Minute
Contaminant Removal: Reduces lead, chlorine, adds minerals
Ease of Installation: No complicated plumbing, plug and play
Size and Design: 10.9"L x 15.4"W x 14.3"H
Chosen by 1309 this week
Big Berkey Gravity-Fed Stainless Steel Countertop Water Filter System 2.25 Gallon with 2 Authentic Black Berkey Elements BB9-2 Filters
Big Berkey Gravity-Fed Stainless Steel Countertop Water Filter System 2.25 Gallon with 2 Authentic Black Berkey Elements BB9-2 Filters
Filtration Technology: Gravity-fed, Black Berkey Elements
Filter Lifespan: 6,000 gallons
Flow Rate: 0.03 Gallons Per Minute
Contaminant Removal: Over 250 contaminants including chlorine
Ease of Installation: No electricity or plumbing required
Size and Design: 8.5"L x 8.5"W x 19.25"H, Stainless Steel
iSpring RCD100 5-Stage Countertop Reverse Osmosis System, Instant Hot RO Water Dispenser with UV, 2.5:1 Pure to Drain, 100 GPD Portable Water Filtration System, 4 Temperature Options, Plug and Play
iSpring RCD100 5-Stage Countertop Reverse Osmosis System, Instant Hot RO Water Dispenser with UV, 2.5:1 Pure to Drain, 100 GPD Portable Water Filtration System, 4 Temperature Options, Plug and Play
Filtration Technology: 5-stage process with UV light
Filter Lifespan: smart panel with reminders
Flow Rate: 0.16 Gallons Per Minute
Contaminant Removal: up to 99% of 1,000+ contaminants
Ease of Installation: plug-and-play, no plumbing needed
Size and Design: 15.5 x 7 x 15.5 inches
Countertop Reverse Osmosis Water Filter, Chills Purified Water 40°F, 6 Stage w/UV RO Filtration System, Removable Water Pitcher, Removes 1K+ Impurities NSF 372 & 58, Large Capacity & Quick Dispense
Countertop Reverse Osmosis Water Filter, Chills Purified Water 40°F, 6 Stage w/UV RO Filtration System, Removable Water Pitcher, Removes 1K+ Impurities NSF 372 & 58, Large Capacity & Quick Dispense
Filtration Technology: 6-stage filtration with UV treatment
Contaminant Removal: Removes 1,000+ impurities
Ease of Installation: No plumbing, plug and use
Size and Design: 15.7"L x 8.3"W x 18.1"H
Brita UltraMax Large Water Dispenser With Standard Filter, BPA-Free, Reduces Copper, Cadmium and Mercury Impurities, Lasts 2 Months or 40 Gallons, Includes 1 Filter, Kitchen Accessories, Large 27-Cup
Brita UltraMax Large Water Dispenser With Standard Filter, BPA-Free, Reduces Copper, Cadmium and Mercury Impurities, Lasts 2 Months or 40 Gallons, Includes 1 Filter, Kitchen Accessories, Large 27-Cup
Filtration Technology: Reduces odors and chlorine, copper, mercury
Filter Lifespan: 40 gallons or two months
Contaminant Removal: Chlorine, copper, mercury
Ease of Installation: Freestanding
Size and Design: 18"L x 5.67"W x 10.47"H
Related Products
Up to 27% off
Aquasana Countertop Water Filter System for Drinking Water - Clean Water Machine - Removes 97% of Chlorine - Compact Filtration for Kitchen
Aquasana Countertop Water Filter System for Drinking Water - Clean Water Machine - Removes 97% of Chlorine - Compact Filtration for Kitchen
Filtration Technology: Claryum Technology
Filter Lifespan: 6 months or 300 gallons
Flow Rate: 0.5 Gallons Per Minute
Contaminant Removal: 99% of 78 contaminants
Ease of Installation: user-friendly, no plumbing work
Size and Design: 9.75 x 7.96 x 11.61 inches
Brita Hub Instant Powerful Countertop Water Filter System, Reduces 70+ Contaminants, 12 Cup Water Reservoir, Includes 6 Month Carbon Block Filter, White, 87340
Brita Hub Instant Powerful Countertop Water Filter System, Reduces 70+ Contaminants, 12 Cup Water Reservoir, Includes 6 Month Carbon Block Filter, White, 87340
Filtration Technology: carbon block filter
Filter Lifespan: 6 months or 120 gallons
Flow Rate: 0.5 gallons per minute
Contaminant Removal: removes 70+ contaminants including lead
Ease of Installation: no tools; plug in and flush
Size and Design: 11.4x7.5x14.4 inches; 8.16 lbs; freestanding
Royal Berkey Gravity-Fed Water Filter System 3.25 Gallon with 2 Black Berkey Elements, 2 PF-2 Fluoride and Arsenic Reduction Elements
Royal Berkey Gravity-Fed Water Filter System 3.25 Gallon with 2 Black Berkey Elements, 2 PF-2 Fluoride and Arsenic Reduction Elements
Filtration Technology: Gravity-fed with 2 Black Berkey, 2 PF-2
Filter Lifespan: Black Berkey 6,000 gal; PF-2 1,000 gal
Flow Rate: Moderate, typical gravity filter speed
Contaminant Removal: Removes 250+ contaminants including metals
Ease of Installation: No tools, simple countertop setup
Size and Design: 3.25 gal; 9.5x23x9.5 inches; steel
Royal Berkey Gravity-Fed Stainless Steel Countertop Water Filter System 3.25 Gallon with 2 Authentic Black Berkey Elements BB9-2 Filters
Royal Berkey Gravity-Fed Stainless Steel Countertop Water Filter System 3.25 Gallon with 2 Authentic Black Berkey Elements BB9-2 Filters
Filtration Technology: Black Berkey Elements with proprietary blend
Filter Lifespan: Each pair filters up to 6,000 gallons
Flow Rate: Slower than electric filters
Contaminant Removal: Removes 250+ contaminants including bacteria
Ease of Installation: No electricity or tools needed
Size and Design: Stainless steel, 3.25-gallon capacity
#10
Big Berkey BK4X2 Countertop Water Filter System with 2 Black Berkey Elements and 2 Fluoride Filters
Big Berkey BK4X2 Countertop Water Filter System with 2 Black Berkey Elements and 2 Fluoride Filters
Filtration Technology: Black Berkey and PF-2 Elements
Filter Lifespan: Black Berkey: 6,000 gal, PF-2: 1,000 gal
Contaminant Removal: Over 250 contaminants including fluoride
Ease of Installation: No plumbing or tools required
Size and Design: 19.25 x 8.5 x 19.25 inches
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Buying Guide for the Best Countertop Water Filters
Choosing the right countertop water filter can significantly improve the quality of your drinking water. These filters are designed to remove contaminants and improve taste, making your water safer and more enjoyable to drink. When selecting a countertop water filter, it's important to consider several key specifications to ensure you get the best fit for your needs. Understanding these specs will help you make an informed decision and choose a filter that meets your specific requirements.Filtration TechnologyFiltration technology refers to the method used by the filter to remove contaminants from the water. Common types include activated carbon, ceramic, reverse osmosis, and UV filters. Activated carbon filters are great for removing chlorine, bad tastes, and odors. Ceramic filters are effective against bacteria and sediment. Reverse osmosis systems provide comprehensive filtration, removing a wide range of contaminants, including heavy metals and chemicals. UV filters are excellent for killing bacteria and viruses. Choose a filtration technology based on the specific contaminants you want to remove from your water.
Filter LifespanFilter lifespan indicates how long the filter will effectively clean your water before needing replacement. This is usually measured in gallons or months. A longer lifespan means less frequent replacements, which can be more convenient and cost-effective. Filters with a lifespan of 3-6 months are common, but some high-capacity filters can last up to a year or more. Consider your water usage and how often you are willing to replace the filter when choosing the right lifespan for you.
Flow RateFlow rate measures how quickly the filter can process water, typically in gallons per minute (GPM). A higher flow rate means you can fill your glass or pot faster. Standard flow rates for countertop filters range from 0.5 to 1.5 GPM. If you have a large family or use a lot of filtered water for cooking, a higher flow rate might be more convenient. For individual use or smaller households, a lower flow rate may be sufficient.
Contaminant RemovalContaminant removal refers to the types and amounts of impurities the filter can eliminate from your water. This can include chlorine, lead, bacteria, viruses, pesticides, and more. Look for filters that are certified to remove the specific contaminants present in your water supply. You can usually find this information in the product specifications or certification details. Knowing what contaminants are in your water can help you choose a filter that effectively addresses your concerns.
Ease of InstallationEase of installation is about how simple it is to set up the filter on your countertop. Some filters require no tools and can be installed in minutes, while others might need a bit more effort. If you prefer a hassle-free setup, look for filters that advertise easy installation. Consider your comfort level with DIY projects and whether you might need professional help for more complex installations.
Size and DesignSize and design refer to the physical dimensions and appearance of the filter. Countertop space can be limited, so it's important to choose a filter that fits well in your kitchen without being obtrusive. Some filters are compact and sleek, while others might be bulkier. Consider the available space on your countertop and your aesthetic preferences when selecting a filter. A well-designed filter can blend seamlessly with your kitchen decor.