Best Reviewed Water Purifiers under $100 of 2023


Decoder analyzed more than 58,521 reviews to find which water purifiers under $100 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 (27)

Best Overall


Bottom Line

This water filter is perfect for backpacking or other outdoor activities. The flow rate is amazing and it's simple to use and easy to clean. However, the flow rate slows down after a few uses.

Rank based on 5,023 reviews

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Also Great


Bottom Line

The fast flow rate and great tasting water make this water purifier a good choice for those looking for an easy to use and effective option.

Rank based on 2,366 reviews

Budget Pick


The PUR 7 Cup Water Filter Pitcher quickly and easily provides refreshing, filtered water. It is certified to reduce 2X more contaminants than Brita's leading pitcher filter and has a slim design that fits in most fridge doors.

Rank based on 227 reviews

Premium Choice


The CO-Z water purifier distills water at 0.3 gallons per hour, filters out impurities, and dissolves VOCs, providing 6 ppm water for home and commercial use. The distiller is made of 304 stainless steel with a white outer shell and has a 1 year warranty.

Rank based on 126 reviews


Bottom Line

This water purifier is quick and easy to use, with a high flow rate that prevents mineral buildup.

Rank based on 1,228 reviews


Bottom Line

The water purifier is easy to use and clean, making it a great choice for those looking for a portable and efficient option.

Rank based on 4,809 reviews


Bottom Line

This water purifier has a quick and efficient flow rate, and the water tastes great with no aftertaste.

Rank based on 942 reviews


Bottom Line

The water purifier is easy to use and eliminates the need to pour filtered water into another container.

Rank based on 5,029 reviews


Bottom Line

This water purifier is a good choice for those looking for an affordable and effective option. However, the small size means you can only filter 2 glasses of water at a time.

Rank based on 2,278 reviews


Bottom Line

The LifeStraw Go water filter is an easy-to-use and portable option that is perfect for on-the-go use. However, the filter needs to be replaced frequently and the black grainy substance found in the water can be a turnoff for some users.

Rank based on 6,286 reviews


Bottom Line

This is a great choice for those looking for a high-quality water purifier that doesn't take up a lot of counter space.

Rank based on 520 reviews


Bottom Line

The CamelBak All Clear is a great water purifier for those who want filtered water on the go. The filter is easy to use and clean, and the water tastes fantastic. However, you have to buy the filters separately, and they are not cheap.

Rank based on 3,952 reviews


Bottom Line

The Aquasana 3-Stage Under Sink Water Filter is a great option for those looking for an easy to install and use water filter with great tasting results. However, some users have complained about a shorter lifespan than expected.

Rank based on 1,058 reviews


Bottom Line

This water purifier is easy to use and doesn't take up a lot of space. It has a fast flow rate, but it slows down when the filter is getting low.

Rank based on 1,023 reviews


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


Bottom Line

If you are in the market for a quality water purifier that is quick and easy to use, this is the one for you.

Rank based on 1,458 reviews


The Everyday water pitcher from Brita is a space-efficient way to get great-tasting, filtered water without the waste. The Longlast+ filter provides up to 6 months of clean, fresh-tasting water, and the easy-fill locking lid and pour spout make it a breeze to use.

Rank based on 2,148 reviews


Bottom Line

This water purifier is easy to install, tastes great, and doesn't waste a lot of water. However, the filter does need to be replaced more often than with some other models.

Rank based on 374 reviews


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


The HUBER Water Filter Dispenser is a top-of-the-line water filtration system that guarantees maximal purification for the best-tasting water. With unique, patented Huber technology, this dispenser not only reduces heavy metals and impurities, but also lets those valuable minerals through.

Rank based on 111 reviews


The PUR Plus Faucet Mount Filtration System is a great way to enjoy refreshing, filtered water from your faucet. It reduces 70 impurities, including lead and mercury, and has a mineral core that filters water over natural minerals for great taste. It's easy to attach, with no tools required, and is compatible with most faucets.

Rank based on 5,034 reviews


The 23-cup 5-stage Water Filter Dispenser is great for office or home use; It easily dispenses delicious water while the reservoir is still filtering. The compact design includes a one-hand, push and pour spout that allows you to dispense water into your cup or favorite water bottle without any lifting.

Rank based on 5,000 reviews


The ZeroWater 40-Cup Ready-Pour Glass Dispenser is a filtered water dispenser with a 5-stage filtration system that removes 99% of total dissolved solids (TDS) for the purest tasting water. The dispenser has a no-drip, easy-pour spigot and is BPA free. It is also NSF certified.

Rank based on 1,738 reviews


The ZeroWater 10 cup pitcher features a 5-stage filtration system to remove 99% of total dissolved solids (TDS) for the purest tasting water. It is NSF certified and BPA free. The pitcher comes with a free TDS meter.

Rank based on 4,982 reviews