Full side-by-side
Doulton Ceramic Filter Mfr claim
·
Industrial Waterionizer Mfr claim
| Spec | Doulton Ceramic Filter | Industrial Waterionizer | Winner |
|---|---|---|---|
| Origin | UK | Commercial-grade | — |
| Distribution | Retail · specialty water shops | B2B / commercial | — |
| Category | Ceramic under-sink filter (NOT a true ionizer) | Commercial / F&B / clinic | — |
| Plates | 0 | 15 | Industrial Waterionizer |
| pH (max alkaline) | 7.4 | 10.9 | Industrial Waterionizer |
| ORP | -40 mV | -820 mV | Industrial Waterionizer |
| Dissolved H₂ | 0.01 ppm | 1.65 ppm | Industrial Waterionizer |
| Flow rate | 1.8 L/min | 6.0 L/min | Industrial Waterionizer |
| Warranty | 1 yr | 3 yr | Industrial Waterionizer |
| Filter cost (each) | S$ 95 | S$ 380 | Doulton Ceramic Filter |
| Sticker price | S$ 320 | S$ 9,800 | Doulton Ceramic Filter |
| 5-year total | S$ 1,270 | S$ 15,500 | Doulton Ceramic Filter |
| Our rating | — | — | — |
How we sourced these numbers: All specs are taken directly from each manufacturer's published product page (links at the bottom). We have NOT independently lab-tested these brands — only Prime Water (our own sister brand) is verifiable through primewater.com.sg. Independent lab testing is rolling out through 2026.
Verdict
Cost over 5 years: Doulton Ceramic Filter saves S$ 14,230 over 5 years.
Lab performance: Doulton Ceramic Filter produces 0.01 ppm dissolved H₂; Industrial Waterionizer produces 1.65 ppm. The Industrial Waterionizer leads on hydrogen output.
Warranty: Doulton Ceramic Filter carries a 1-year warranty; Industrial Waterionizer carries 3. Industrial Waterionizer wins on coverage.
Where to buy + showroom info
Doulton Ceramic Filter
Retail · specialty water shops
Lineup: HIP3 · HCS · HCP · countertop and under-sink ceramic systems
Visit Doulton →Industrial Waterionizer
B2B / commercial
Lineup: TYENT MMP-11/13 · UCE-11/13 · 15-plate commercial
Visit Industrial Waterionizer →No affiliate links · Waterionizer.sg earns zero from either purchase.