
SimPure Y9A
Score: 85/100
Waken Electric Countertop RO
Score: 82/100Rankings

The SimPure Y9A is a high-performance countertop reverse osmosis system that delivers purified, mineralized water with a fast 300 GPD flow rate. Its main limitation is the need for manual refilling and dedicated counter space, making it less ideal for very high-volume usage. It is best suited for renters and busy households seeking quick access to high-quality, alkaline water without plumbing modifications.

The Waken Electric C11 is a countertop reverse osmosis water filtration system featuring an 8-stage filtration process with integrated UV sterilization technology. It operates as a plug-and-play unit requiring no plumbing installation, making it suitable for residential use in homes, apartments, and RVs. The system includes a 200 oz water tank and a digital display for monitoring water quality metrics. However, it requires electricity and produces wastewater, which are trade-offs for its convenience and advanced filtration.
| Attribute | ![]() | ![]() |
|---|---|---|
0.208 GPM | 0.29 GPMbest | |
— | 6 monthsbest | |
6 stages | 8 stagesbest | |
99.98 %best | 96 % | |
| ↓ lower better | 2.5 ratiobest | 4 ratio |
| ↓ lower better | 14.3 inchesbest | 15.04 inches |
| ↓ lower better | 9.3 inchesbest | 18.3 inches |
| ↓ lower better | 16 inches | 7.28 inchesbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Health & Safety(2) | ||
Certifications | NSF/ANSI 58 | NSF/ANSI 58, 372 |
Remineralization | true | false |
Installation & Compatibility(1) | ||
Operating Pressure (PSI) | PSI | N/A PSI |
Filtration & Performance(6) | ||
Filtration Technology | Reverse Osmosis | RO + UV |
Flow Rate (GPM) | 0.208 GPM | 0.29 GPM |
Filtration Stages (stages) | 6 stages | 8 stages |
TDS Reduction (%) | 99.98 % | 96 % |
Micron Rating (microns) | microns | N/A microns |
Pure to Drain Ratio (ratio) | 2.5 ratio | 4 ratio |
Maintenance & Warranty(2) | ||
Filter Lifespan (months) | months | 6 months |
Warranty (years) | years | N/A years |
Dimensions & Build(3) | ||
Height (inches) | 14.3 inches | 15.04 inches |
Width (inches) | 9.3 inches | 18.3 inches |
Depth (inches) | 16.0 inches | 7.28 inches |

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

Professional reviewers highlight the system's speed and ease of use as standout features. Experts also point out that the 6-stage filtration with alkaline remineralization addresses a common complaint about standard reverse osmosis systems regarding the removal of beneficial minerals.
Users appreciate the installation-free design, allowing immediate setup without requiring professional plumbing work. The fast filtration speed receives consistent positive mentions, making it practical for daily use.

“fresh water ready to go”



Users appreciate the straightforward operation, describing the system as producing fresh water ready to go with minimal effort. The digital display providing transparency about water quality metrics is valued by users monitoring their filtration system's performance. The portability makes it appealing for people in various living situations who cannot install permanent under-sink systems. There are no documented recurring user complaints or detailed negative feedback in the search results.