Express Water Alkaline RO
Score: 78/100
Frizzlife PX500-A
Score: 85/100Rankings
The Frizzlife PX500-A is a 7-stage tankless RO system featuring an integrated pump and alkaline remineralization for improved taste and pH balance. It offers a highly efficient 1.5:1 wastewater ratio and 500 GPD capacity, making it a strong performer for family use. It is best suited for households with limited space and those prioritizing water efficiency and mineral restoration.
The Express Water 10-Stage RO System is a comprehensive under-sink filtration solution with alkaline remineralization and NSF 58 certification. It includes a 4-gallon tank to compensate for its slow flow rate, making it suitable for families. However, it requires adequate cabinet space and sufficient water pressure to operate effectively.
| Attribute | | |
|---|---|---|
10 stagesbest | 7 stages | |
100 gallons per day | 500 gallons per daybest | |
— | 94.5 percentbest | |
4 gallonsbest | 0 gallons | |
7 count | 1,000 countbest | |
6 monthsbest | 6 monthsbest | |
| ↓ lower better | 5 inchesbest | 5 inchesbest |
| ↓ lower better | 17 inchesbest | 18 inches |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Compliance & Safety(1) | ||
Certifications | NSF 58 | Not specified |
Storage(1) | ||
Storage Tank Capacity (gallons) | 4 gallons | 0 gallons |
Design(2) | ||
System Width (inches) | 5 inches | 5.0 inches |
System Height (inches) | 17 inches | 18.0 inches |
Power(1) | ||
Power Requirement | false | true |
Performance(5) | ||
Filtration Stages (stages) | 10 stages | 7 stages |
Daily Production Rate (gallons per day) | 100 gallons per day | 500 gallons per day |
Wastewater Ratio | 1.5:1 | |
Contaminants Removed (count) | 7 count | 1000 count |
Feed Water Pressure (PSI) | 40-80 PSI | 20-80 PSI |
Features(2) | ||
Faucet Type | Chrome | Dedicated |
Automatic Shutoff | true | Not specified |
Products in the top-left offer the best value (high score, low price).
Professional assessment highlights the Express Water system as a certified, comprehensive solution for residential drinking water, emphasizing the NSF 58 certification.
The product is marketed as a practical solution for families and well water users, with the 4-gallon tank specifically noted as addressing the slow flow rate.
Professional reviewers rate the Frizzlife PX500-A highly among both tankless and traditional under-sink RO systems. Experts praise its 1.5:1 wastewater ratio as nearly optimal and far superior to market averages. The integrated pump is highlighted for maintaining ideal water pressure, avoiding the drops seen in tank-based systems. Front-accessible filters are commended for making maintenance quick and simple.
Specific consumer reviews or user testimonials are not available in the provided data. However, the product listing indicates multiple users have purchased and registered the device, suggesting market adoption.
