Top Water Purifier Brands for Crystal-Clear Hydration Purity

In today's world, ensuring access to clean and safe drinking water has become a top priority for many households. With a plethora of water purifier brands competing in the market, it can be challenging to choose the right one that meets your needs and budget. This article aims to cut through the noise and provide you with a comprehensive list of the best water purifier brands available today, taking into account performance, technology, and user reviews. So, if you're in the market for a reliable water purifier, read on to discover your options below.

Illustration of water purifier

Best brands of water purifier in 2025

Brita

Brita, a well-known brand in water filtration for over 50 years, began in 1966 and now offers NSF and WQA certified products, including pitchers and faucet systems, that reduce chlorine, mercury, copper, and cadmium, with their Elite filters removing 99% of lead. The brand also provides a recycling program with TerraCycle and a 30-day money-back guarantee, and their filters, like the Everyday Water Filter Pitcher, are a top pick due to their performance and value, filtering over 30 contaminants and improving taste; and each standard filter can replace up to 1,800 single-use plastic bottles annually. Visit Brita's website for product details and more information.

PUR

PUR has been a trusted name in water purification for over 30 years, consistently delivering high-quality filters that remove up to 99% of lead, chlorine, and other contaminants from tap water. Their faucet filtration systems, which are tested and certified by NSF International, can provide up to 100 gallons of purified water, thus offering a more convenient and cost-effective alternative to bottled water. Moreover, PUR's pitcher filters are popular, with over 10 million units sold in 2023, showcasing their widespread appeal. PUR offers a wide range of products, from filters to dispensers, ensuring you can find the perfect solution to meet your specific needs. For more information, visit the PUR product website.

Aquagear

Aquagear is a leading brand in water purification, utilizing a unique five-stage filtration system that removes up to 99.9% of contaminants such as lead, chlorine, microplastics, and PFAS, while retaining healthy minerals like calcium and magnesium. Their filters are tested to remove 2000% more contaminants than traditional water pitchers. The filters, made in the USA, have a long lifespan of 120 gallons, approximately three times longer than standard filters, and are rigorously tested in independent labs to exceed NSF standards. Aquagear also offers a lifetime guarantee on their pitchers, and for every purchase, they donate filters, demonstrating their dedication to customer satisfaction and health.

Berkey

Berkey, established in 1998, stands out as a leading water purifier brand, utilizing advanced gravity filtration to remove up to 99.9999% of viruses and 99.9999% of pathogenic bacteria, while also reducing heavy metals and chlorine; their systems are trusted worldwide for providing clean and safe drinking water and are available in various sizes for any setting; Berkey's commitment to quality and performance makes them a top choice for those seeking reliable water purification. For more details, visit their official site on Berkey water purifiers.

ZeroWater

ZeroWater stands out as a top-tier water purifier brand, utilizing a patented 5-stage filtration system that removes 99.6% of total dissolved solids, outperforming many competitors with its ability to achieve a 000 reading on a TDS meter, which is equivalent to purified bottled water; additionally, ZeroWater is IAPMO certified to reduce lead, chromium, mercury, and PFOA/PFOS and their filters use ion exchange technology instead of just carbon filtration. The brand's commitment to purity is underscored by their inclusion of a TDS meter with their products, guaranteeing water with zero dissolved solids, all while ensuring their products are 100% BPA free. Visit ZeroWater for more information.

APEC Water Systems

APEC Water Systems, a leading US-based manufacturer, has been providing top-tier water purification solutions since 1997, achieving a customer satisfaction rate of over 90% and offering systems that remove up to 99% of contaminants with their innovative reverse osmosis technology. Known for durability and reliability, APEC's products have consistently met the high standards of their clientele.

Culligan

Culligan, established in 1936, is a leading water treatment provider with over 85 years of experience, holding a 20-25% market share in 2023 alongside other major players, and has earned a 4.6-star average from over 75,000 Google reviews; their innovative products like the HE water softeners, recognized as a Consumer Digest "Best Buy," and Aquasential Smart Reverse Osmosis system, a 2022 House Beautiful Live Better Award winner, utilize advanced technology to provide high-quality water softening and purification solutions for homes and businesses. For more information, visit their official website.

iSpring

iSpring, a water filtration company established nearly two decades ago, has become a trusted brand with tens of thousands of 5-star reviews for their reverse osmosis and whole-house systems, consistently ranking as a top seller in major marketplaces. Their systems, like the popular RCC7, use multi-stage filtration to remove over 1,000 contaminants and are known for producing great-tasting water, with many customers appreciating the ease of DIY installation and the responsive customer service. While the water purifier market was valued at $22.85 billion in 2021 and is expected to reach $50.66 billion by 2029, iSpring continues to innovate and provide quality products for both residential and commercial use. However, it's worth noting that iSpring faced an FTC settlement for making misleading "Made in USA" claims. For more information about their products, visit their website.

Waterdrop

Waterdrop, founded in 2016, is a rapidly growing brand in the water purification market, known for its innovative approach to hydration with its micro-drink cubes and advanced filtration systems, achieving over $100 million in sales in Europe alone by 2021 and gaining recognition with the prestigious Red Dot Design Award for its tankless G3 filter. Their commitment to technological advancement is evident in their reverse osmosis systems, featuring a 1.5:1 wastewater ratio and NSF certifications, such as NSF 58. Waterdrop offers a variety of products, including faucet filters with a 320-gallon capacity, under-sink filtration systems with a 3-year/24,000-gallon lifespan, and whole-house solutions. The brand consistently ranks in the top 3 of Amazon's water purification category while serving over 10 million families worldwide, and also sponsors major sports events like the Australian Open. Discover more about their innovative products on the Waterdrop website.

Katadyn

Katadyn, founded in 1928, is a leading Swiss company renowned for its portable water treatment solutions, offering a wide array of products that can remove 99.9999% of bacteria and 99.9% of protozoa, with some filters having a lifespan of up to 50,000 liters, making it a trusted brand for outdoor enthusiasts and emergency preparedness; their BeFree filter, for example, boasts a 0.1 micron filter, and some of their new 2025 products include activated carbon to reduce odors and chlorine, additionally providing a fast flow rate of up to 2 liters per minute.