iSpring RCC7P-AK
Score: 92/100
Home Master HydroPerfection TMHP
Score: 92/100Rankings
The iSpring RCC7P-AK is a 6-stage under-sink reverse osmosis system designed to remove over 1,000 contaminants while restoring beneficial minerals. It features a built-in electric booster pump that ensures high efficiency and consistent performance in homes with low incoming water pressure. This makes it a maximum performance option for households with suboptimal water pressure.
The Home Master TMHP HydroPerfection is a 9-stage under-sink reverse osmosis system that utilizes patented Full Contact Technology to remineralize water with calcium and magnesium. It features a non-electric permeate pump for a 1:1 waste ratio and an EPA-registered UV LED sterilizer to eliminate bacteria and viruses. Best suited for health-conscious households prioritizing water purity and mineral content.
| Attribute | | |
|---|---|---|
6 stages | 9 stagesbest | |
75 gallons per daybest | 75 gallons per daybest | |
97.9 percent | 99 percentbest | |
2 gallons | 2.2 gallonsbest | |
1,000 countbest | 99 count | |
6 months | 12 monthsbest | |
| ↓ lower better | 8 inches | 5 inchesbest |
| ↓ lower better | 18 inches | 16 inchesbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Compliance & Safety(1) | ||
Certifications | NSF/ANSI 58 | NSF Certified, EPA Registered UV |
Storage(1) | ||
Storage Tank Capacity (gallons) | 2 gallons | 2.2 gallons |
Maintenance(1) | ||
Filter Lifespan (months) | 6 months | 12 months |
Design(2) | ||
System Width (inches) | 8.0 inches | 5.0 inches |
System Height (inches) | 18.0 inches | 16.0 inches |
Performance(4) | ||
Filtration Stages (stages) | 6 stages | 9 stages |
TDS Reduction Rate (percent) | 97.9 percent | 99 percent |
Wastewater Ratio | Standard | 1:1 |
Contaminants Removed (count) | 1000 count | 99 count |
Features(1) | ||
Faucet Type | Chrome | Standard |
Products in the top-left offer the best value (high score, low price).
Professional sources consistently highlight the iSpring RCC7P-AK as a maximum performance option in its category, praising the addition of the booster pump and alkaline remineralization.
Everyday users report noticeable taste improvements after three months of use, describing the water as having a smooth, slightly sweet profile that feels healthier than tap water.
“removes impurities flawlessly, leaving water that is crystal-clear with a crisp, refreshing taste”
“smooth, slightly sweet profile and more natural taste compared to standard RO water”
“barely heard over normal kitchen activity”
Professional reviewers highlight the Home Master HydroPerfection as an exceptional under-sink reverse osmosis filter that effectively eliminates contaminants while enriching water with essential minerals. The patented Full Contact Technology is cited as a key differentiator that addresses limitations of traditional systems, such as tank degradation and slow flow rates.
Everyday users consistently praise the system for its ease of setup and the high quality of the water it produces. Common themes include appreciation for the strong water pressure, fast flow rates, and the environmental benefit of the 1:1 waste ratio. Users report satisfaction with the clean taste and the peace of mind regarding bacteria and chemical removal.
