Frizzlife PX500-A
Score: 85/100
iSpring RCC7AK Black
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 iSpring RCC7AK-BLK is a 6-stage under-sink reverse osmosis system certified by NSF/ANSI 58 to remove up to 99% of over 1,000 contaminants. It features an alkaline remineralization stage that restores minerals and pH balance, producing bottled-water quality taste without requiring electricity. Best suited for homeowners seeking superior drinking water quality with bottled-water taste.
| Attribute | | |
|---|---|---|
7 stagesbest | 6 stages | |
500 gallons per daybest | 75 gallons per day | |
94.5 percent | 97.9 percentbest | |
0 gallonsbest | — | |
1,000 countbest | 1,000 countbest | |
6 monthsbest | — | |
| ↓ lower better | 5 inchesbest | 16 inches |
| ↓ lower better | 18 inchesbest | 19 inches |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Compliance & Safety(1) | ||
Certifications | Not specified | NSF/ANSI 58 |
Storage(1) | ||
Storage Tank Capacity (gallons) | 0 gallons | Not specified gallons |
General(1) | ||
Installation Type | Under Sink | Under-sink |
Maintenance(1) | ||
Filter Lifespan (months) | 6 months | Not specified months |
Design(2) | ||
System Width (inches) | 5.0 inches | 16.0 inches |
System Height (inches) | 18.0 inches | 19.0 inches |
Power(1) | ||
Power Requirement | true | false |
Performance(5) | ||
Filtration Stages (stages) | 7 stages | 6 stages |
Daily Production Rate (gallons per day) | 500 gallons per day | 75 gallons per day |
TDS Reduction Rate (percent) | 94.5 percent | 97.9 percent |
Wastewater Ratio | 1.5:1 | Not specified |
Feed Water Pressure (PSI) | 20-80 PSI | 40-80 PSI |
Features(2) | ||
Faucet Type | Dedicated | Black |
Automatic Shutoff | Not specified | true |
Products in the top-left offer the best value (high score, low price).
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.
