Overview
Decoder analyzed more than 64,310 reviews to find which water purifiers under $500 are loved by shoppers, and which ones standout based on the following important qualities:
- Ease Of Use
- Flow Rate
- Ease Of Cleaning
Read more about what factors to consider when shopping for water purifiers in our buyer's guide.
Results (33)
Best Overall
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Also Great
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Premium Choice
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The Big Berkey Water Filter System is a powerful, portable water filtration system that removes or dramatically reduces over 200+ typical contaminants found in tap water, lakes, rivers and other freshwater sources. Perfect for home, camping, fishing, RVing, and more, the Big Berkey is easy to use and provides clean, refreshing water for just pennies per gallon.
Rank based on 878 reviews
Budget Pick
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This water purifier has a one-piece housing made of 304 stainless steel, meaning it is hygienic with no welding or rust. It has a 3mm thickness for durability and is lead-free. The filter element meets NSF/ANSI 42 standards, reducing chlorine and heavy metals while also improving taste.
Rank based on 393 reviews
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The iSpring US31 water purifier is a high-quality filtration system that removes common sediments, heavy metals, harmful chemicals, and chlorine taste and odor from drinking water. With a fast flow rate and easy installation, this purifier provides fresh, healthy water for your entire family.
Rank based on 465 reviews
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The Waterdrop under sink water filter system can effectively reduce residual chlorine, taste and odor, heavy metals and prevent leakage. With a service life of 24 months, the under sink water filtration system is provided with smart indicators, which help to improve the life quality.
Rank based on 355 reviews
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The water filtration system is our core research and development technology. Our company is committed to producing first-class membrane materials and membrane products, serving the environmental protection fields such as drinking water, industrial filtration, laboratory filtration, and wastewater treatment.
Rank based on 697 reviews