Express Water Alkaline UV
Score: 88/100
Bluevua RO100ROPOT-Lite UV
Score: 72/100Rankings
The Express Water 100 GPD system is a multi-stage under-sink water filtration unit that integrates reverse osmosis, UV sterilization, and alkaline mineralization to remove up to 99.99% of contaminants. It offers comprehensive purification for large households, though the slow flow rate and space requirements are notable trade-offs. It is best suited for large households (8+ people) seeking comprehensive water purification.
The Bluevua RO100ROPOT-Lite(UV) is a versatile countertop reverse osmosis system featuring UV sterilization and remineralization, ideal for those who cannot install under-sink units. Its main trade-off is the complexity of maintenance, requiring separate filter replacements and additional descaling kits. It is best suited for apartment dwellers and small households seeking high-purity water without permanent installation.
| Attribute | | |
|---|---|---|
0.035 GPMbest | — | |
— | 12 monthsbest | |
10 stagesbest | 7 stages | |
99.99 %best | 99.99 %best | |
| ↓ lower better | 40 PSI | 30 PSIbest |
| ↓ lower better | — | 0 micronsbest |
| ↓ lower better | — | 3 ratiobest |
1 yearsbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Health & Safety(1) | ||
Certifications | NSF | WQA, SGS |
Installation & Compatibility(2) | ||
Installation Type | Under-sink | Countertop |
Operating Pressure (PSI) | 40 PSI | 30 PSI |
Filtration & Performance(4) | ||
Flow Rate (GPM) | 0.035 GPM | GPM |
Filtration Stages (stages) | 10 stages | 7 stages |
Micron Rating (microns) | null microns | 0.0001 microns |
Pure to Drain Ratio (ratio) | null ratio | 3 ratio |
Maintenance & Warranty(2) | ||
Filter Lifespan (months) | null months | 12 months |
Warranty (years) | 1 years | years |
Dimensions & Build(3) | ||
Height (inches) | 19.0 inches | 14.1 inches |
Width (inches) | 14.0 inches | 9.5 inches |
Depth (inches) | 5.0 inches | 9.7 inches |
Products in the top-left offer the best value (high score, low price).
Professional reviews are limited, but the product carries NSF certification for its reverse osmosis components, validating its contaminant reduction claims. The system is distinguished by its triple-technology approach, integrating UV sterilization and alkaline mineralization with standard RO filtration, placing it in the premium category for comprehensive purification.
Users generally rate the system highly, praising its ability to produce clean, great-tasting water and its comprehensive filtration capabilities. The automatic leak detection and easy installation are frequently highlighted positives.
Professional reviewers and lab testing indicate that the Bluevua RO100ROPOT-Lite(UV) delivers strong contaminant reduction performance, specifically noting 97% strontium and minimum 86% fluoride reduction. The UV light performance is considered comparable to other countertop RO systems. Experts recommend replacing the mineral filter every 6 months and using a separate descaling kit to maintain optimal performance.
Everyday users praise the system for its effective multi-stage filtration and the convenience of not requiring plumbing installation. The long 12-month filter lifespan and water-efficient ratio are frequently highlighted as positive attributes. Recurring concerns include the separate cost of descaling kits and the need to replace the mineral filter every 6 months, which adds complexity to maintenance.
