ZeroWater 20-Cup
Score: 88/100
PUR 7-Cup Water Filter Pitcher
Score: 72/100Rankings
The ZeroWater 20-Cup Ready-Pour is a countertop water filtration dispenser featuring 5-stage ion exchange filtration that removes virtually all dissolved solids, achieving 0 TDS water. It includes a TDS meter for quality verification, though users must manually test the water rather than relying on an automatic display. It is best suited for health-conscious consumers and small offices seeking superior tap water taste and purity verification.
The PUR 7-Cup Water Filter Pitcher is a compact, budget-friendly filtration system designed for everyday household use. It utilizes 2-in-1 filtration technology certified by NSF to reduce chlorine, mercury, and microplastics. While it offers a cost-effective solution for improving tap water taste, its small capacity and lack of lead reduction limit its suitability for larger households.
| Attribute | | |
|---|---|---|
12 monthsbest | 2 months | |
1.9 gallons per hourbest | — | |
99.6 %best | — | |
1.56 gallonsbest | 0.54 gallons | |
5 stagesbest | 2 stages | |
11.75 inchesbest | 10.1 inches | |
5.5 inches | 9.6 inchesbest | |
10.63 inchesbest | 9.6 inches |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Performance & Filtration(7) | ||
Certifications | NSF 53, IAPMO | NSF |
Contaminants Reduced | Lead, Chromium, Mercury, PFOA/PFOS | Chlorine, Mercury, Microplastics, Pesticides, Odors, Tastes |
Filtration Technology | Carbon block, Ion exchange | 2-in-1 |
Filter Lifespan (months) | 12 months | 2 months |
Flow Rate (gallons per hour) | 1.9 gallons per hour | N/A gallons per hour |
TDS Reduction (%) | 99.6 % | N/A % |
Filtration Stages (stages) | 5 stages | 2 stages |
Capacity & Dimensions(5) | ||
Water Capacity (gallons) | 1.56 gallons | 0.54 gallons |
Height (inches) | 11.75 inches | 10.1 inches |
Width (inches) | 5.5 inches | 9.6 inches |
Depth (inches) | 10.63 inches | 9.6 inches |
Product Weight (pounds) | 3.3 pounds | 2.0 pounds |
Design & Installation(2) | ||
Housing Material | BPA-Free Plastic | Plastic |
Filter Type | Ion Exchange | Granulated Activated Carbon/Ion Exchange |
Products in the top-left offer the best value (high score, low price).
Professional reviewers highlight the product's superior filtration effectiveness, noting it removes significantly more dissolved solids than leading competitors. The inclusion of a TDS meter is praised for eliminating guesswork regarding filter life, though some note legacy spout design issues and the inconvenience of manual testing compared to newer integrated display models.
Users appreciate the product's ability to improve tap water taste and quality, making it suitable for health-conscious consumers and those looking to reduce plastic waste. It is valued as a secondary filtration layer even for homes with whole-house filters, though some users may find the manual testing process less convenient than automatic indicators.
