
PUR PLUS 30-Cup Water Filter Dispenser
Score: 78/100
Culligan ZeroWater 32-Cup Water Filter Dispenser
Score: 80/100Rankings

The Culligan with ZeroWater Technology 32 Cup Dispenser is a gravity-fed water filtration system that removes 99.9% of total dissolved solids using a 5-stage filtration process. It includes a built-in TDS meter for real-time water quality monitoring and offers purification comparable to reverse osmosis without requiring electricity. It is best suited for families requiring large quantities of filtered water without frequent refilling and households with high TDS tap water.

The PUR PLUS 30-Cup Water Filter Dispenser is a large-capacity pitcher featuring 3-in-1 filtration technology certified to reduce lead and microplastics. It offers a slim design suitable for refrigerator storage and includes a pull-down spout for easy dispensing. While it effectively reduces over 20 contaminants, it does not filter microbes and requires frequent filter replacements.
| Attribute | ![]() | ![]() |
|---|---|---|
2 monthsbest | — | |
— | 99.9 %best | |
1.9 gallons | 2 gallonsbest | |
3 stages | 5 stagesbest | |
10.1 inches | 10.5 inchesbest | |
15.3 inchesbest | 6 inches | |
5.3 inches | 14.8 inchesbest | |
| ↓ lower better | 3.99 poundsbest | 5.61 pounds |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance & Filtration(7) | ||
Certifications | WQA, NSF | IAPMO |
Contaminants Reduced | Over 20 | 25+ Contaminants |
Filtration Technology | 3-in-1 | Ion-Exchange |
Filter Lifespan (months) | 2 months | null months |
Flow Rate (gallons per hour) | N/A gallons per hour | null gallons per hour |
TDS Reduction (%) | N/A % | 99.9 % |
Filtration Stages (stages) | 3 stages | 5 stages |
Capacity & Dimensions(5) | ||
Water Capacity (gallons) | 1.9 gallons | 2.0 gallons |
Height (inches) | 10.1 inches | 10.5 inches |
Width (inches) | 15.3 inches | 6.0 inches |
Depth (inches) | 5.3 inches | 14.8 inches |
Product Weight (pounds) | 3.99 pounds | 5.61 pounds |
Design & Installation(1) | ||
Filter Type | Granulated Activated Carbon/Ion Exchange | Proprietary |

Products in the top-left offer the best value (high score, low price).

Professional reviews from ShouldIT's Water Filter Series highlight the PUR PLUS 30-cup dispenser's impressive build quality and effective filtration capabilities. The product is rated highly based on assessments of its performance, design, and usability.
The provided web research data does not contain specific user reviews or feedback from everyday consumers, so no common praise or recurring complaints can be identified.




Professional reviewers and experts highlight the dispenser's ability to achieve reverse osmosis-level purity without the complexity or electricity requirements of distillation. They praise the 5-stage filtration process for delivering fresh-tasting water that avoids the flat, boiled flavor associated with distillation.
Everyday users consistently praise the water quality results, noting visible improvements in taste and clarity. The large capacity is frequently cited as a major advantage for families, reducing the hassle of constant refilling.