SimPure Y7P
Score: 85/100
Purewell PW-OB-PH
Score: 72/100Rankings
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 Purewell 6-Stage system offers high-precision 0.01-micron filtration in a durable stainless steel body, making it excellent for removing microscopic contaminants. However, it lacks TDS reduction capabilities and has a limited water capacity. It is best suited for small households or off-grid use where fine filtration is prioritized over mineral adjustment.
| Attribute | | |
|---|---|---|
0.29 GPM | 4 GPMbest | |
6 monthsbest | 6 monthsbest | |
5 stages | 6 stagesbest | |
98.64 %best | — | |
| ↓ lower better | 0 micronsbest | 0.01 microns |
| ↓ lower better | 4 ratiobest | — |
1 yearsbest | — | |
| ↓ lower better | 16.1 inchesbest | 20 inches |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Health & Safety(2) | ||
Certifications | NSF/ANSI 58, EPA 537, SGS tested | NSF/ANSI 42, 372 |
Remineralization | false | true |
Installation & Compatibility(1) | ||
Installation Type | Countertop | Countertop / Gravity |
Filtration & Performance(4) | ||
Filtration Technology | Reverse Osmosis + UV Sterilization | Ultra-Filtration (UF) and Carbon |
Flow Rate (GPM) | 0.29 GPM | 4.0 GPM |
Filtration Stages (stages) | 5 stages | 6 stages |
Micron Rating (microns) | 0.0001 microns | 0.01 microns |
Dimensions & Build(3) | ||
Height (inches) | 16.1 inches | 20.0 inches |
Width (inches) | 7.49 inches | 8.8 inches |
Depth (inches) | 17.3 inches | 8.8 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 reviews highlight the Purewell system as a well-crafted solution for fine filtration needs, praising its 0.01-micron accuracy and durable construction, while noting the inability to reduce TDS.
Users appreciate the ease of use, portability, and effective contaminant removal, though some note the slower flow rate and limited capacity as minor inconveniences.
