
SimPure Y7P
Score: 85/100
Epic Nano
Score: 78/100Rankings

The SimPure Y7P-BW is a countertop reverse osmosis water filtration system designed for plug-and-play installation without plumbing modifications. It utilizes a 4- or 5-stage filtration process combined with UV sterilization to remove over 1,000 contaminants while maintaining a highly efficient 4:1 pure-to-drain water ratio. Best suited for renters, small households, offices, RVs, and apartments needing plug-and-play purification without plumbing.

The Epic Nano Water Filter Pitcher is a gravity-fed, space-efficient filtration system designed to remove bacteria, viruses, PFAS, heavy metals, and microplastics from drinking water. It features a 10-cup capacity, medical-grade Tritan construction, and NSF/ANSI certifications for standards 42, 53, 401, and P473. Best suited for well water users needing protection against biological contaminants or emergency preparedness scenarios.
| Attribute | ![]() | ![]() |
|---|---|---|
0.29 GPMbest | 0.037 GPM | |
6 monthsbest | 3.5 months | |
5 stagesbest | — | |
98.64 % | 99.99 %best | |
| ↓ lower better | — | 0 PSIbest |
| ↓ lower better | 0 micronsbest | — |
| ↓ lower better | 4 ratiobest | — |
1 yearsbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Health & Safety(1) | ||
Certifications | NSF/ANSI 58, EPA 537, SGS tested | NSF/ANSI 42, 53, 401, P231, P473 |
Installation & Compatibility(1) | ||
Operating Pressure (PSI) | PSI | 0 PSI |
Filtration & Performance(6) | ||
Filtration Technology | Reverse Osmosis + UV Sterilization | Gravity-Fed |
Flow Rate (GPM) | 0.29 GPM | 0.037 GPM |
Filtration Stages (stages) | 5 stages | stages |
TDS Reduction (%) | 98.64 % | 99.99 % |
Micron Rating (microns) | 0.0001 microns | microns |
Pure to Drain Ratio (ratio) | 4 ratio | N/A ratio |
Maintenance & Warranty(2) | ||
Filter Lifespan (months) | 6 months | 3-4 months |
Warranty (years) | 1 years | Lifetime years |
Dimensions & Build(3) | ||
Height (inches) | 16.1 inches | 12.0 inches |
Width (inches) | 7.49 inches | 7.0 inches |
Depth (inches) | 17.3 inches | 7.0 inches |


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

Professional reviewers praise the SimPure Y7P-BW for its superior water efficiency and effective UV sterilization, noting it stands out among countertop RO systems for its 4:1 ratio and chemical-free microbe removal. However, experts deduct points for the lack of comprehensive independent NSF/ANSI certifications for all claimed contaminants and cite design issues related to rear tank access. It is positioned as a highly efficient option for users prioritizing water savings and ease of use, though it may not be the top choice for those requiring broadest certification coverage.
Everyday users generally praise the product for its ease of use, improved water taste, and the convenience of not needing plumbing installation. Common themes include appreciation for the water savings and the reduction in plastic bottle usage. Recurring complaints focus on potential difficulties with accessing rear tanks and skepticism regarding the breadth of certification claims for contaminant removal.

Professional reviewers and editors position the Epic Nano as one of the best water filter pitchers available in its price segment, primarily due to its extensive NSF/ANSI certifications and high contaminant removal rates. It is specifically recommended for well water users dealing with bacteria, viruses, and cysts, as well as for emergency preparedness.
Promotional materials highlight customer satisfaction, emphasizing the product's ability to provide clean hydration and its suitability for watering sensitive plants due to the removal of chlorine and heavy metals.

