Full side-by-side
Doulton Ceramic Filter Mfr claim
·
Platinum Prado 7 Mfr claim
| Spec | Doulton Ceramic Filter | Platinum Prado 7 | Winner |
|---|---|---|---|
| Origin | UK | Singapore | — |
| Distribution | Retail · specialty water shops | Direct retail | — |
| Category | Ceramic under-sink filter (NOT a true ionizer) | Premium kitchen + water | — |
| Plates | 0 | 7 | Platinum Prado 7 |
| pH (max alkaline) | 7.4 | 10.3 | Platinum Prado 7 |
| ORP | -40 mV | -650 mV | Platinum Prado 7 |
| Dissolved H₂ | 0.01 ppm | 1.0 ppm | Platinum Prado 7 |
| Flow rate | 1.8 L/min | 2.5 L/min | Platinum Prado 7 |
| Warranty | 1 yr | 2 yr | Platinum Prado 7 |
| Filter cost (each) | S$ 95 | S$ 180 | Doulton Ceramic Filter |
| Sticker price | S$ 320 | S$ 1,700 | Doulton Ceramic Filter |
| 5-year total | S$ 1,270 | S$ 3,500 | 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$ 2,230 over 5 years.
Lab performance: Doulton Ceramic Filter produces 0.01 ppm dissolved H₂; Platinum Prado 7 produces 1.0 ppm. The Platinum Prado 7 leads on hydrogen output.
Warranty: Doulton Ceramic Filter carries a 1-year warranty; Platinum Prado 7 carries 2. Platinum Prado 7 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 →Platinum Prado 7
Direct retail
Showroom: 7 Gambas Crescent #09-35, Ark@Gambas, Singapore 757087
Phone: +65 6285 8614
Lineup: 7 Plates ABN Prefilter ($1,700)
Visit Platinum Prado →No affiliate links · Waterionizer.sg earns zero from either purchase.