iSpring RCD100 vs Waterdrop D6
The iSpring RCD100 and Waterdrop D6 are certified for the same contaminants we track.
| iSpring RCD100 | Waterdrop D6 | |
|---|---|---|
| Type | Countertop reverse osmosis | Under-sink reverse osmosis |
| Price | $420 | $427 |
| Filters + water a year (2 people) | $118 | — |
| Filter cost per gallon (rated life) | — | — |
| Gallons per day | 100 | 600 |
| Pure to drain | 2.5:1 | 2:1 |
| Installation | none | diy |
| PFAS | Brand test only | Brand test only |
| Lead | Brand test only | Brand test only |
| Chlorine | Brand test only | Brand test only |
| Fluoride | Brand test only | Brand test only |
| Arsenic | — | Brand test only |
| Nitrate | Brand test only | Brand test only |
| Cysts | — | Brand test only |
| TDS | Brand test only | Brand test only |