Full side-by-side
Coral Premium 9 Mfr claim
·
Hyundai Wacortec Mfr claim
| Spec | Coral Premium 9 | Hyundai Wacortec | Winner |
|---|---|---|---|
| Origin | Singapore | Korea | — |
| Distribution | Direct retail | Korean OEM · grey-import in SG | — |
| Category | Hydrogen water + multi-stage filter | Alkaline ionizer (Korean OEM) | — |
| Plates | 9 | 9 | Tie |
| pH (max alkaline) | 8.3 | 10.4 | Hyundai Wacortec |
| ORP | -120 mV | -680 mV | Hyundai Wacortec |
| Dissolved H₂ | 0.1 ppm | 1.15 ppm | Hyundai Wacortec |
| Flow rate | 2.2 L/min | 2.5 L/min | Hyundai Wacortec |
| Warranty | 2 yr | 2 yr | Tie |
| Filter cost (each) | S$ 160 | S$ 180 | Coral Premium 9 |
| Sticker price | S$ 2,968 | S$ 2,400 | Hyundai Wacortec |
| 5-year total | S$ 4,568 | S$ 4,200 | Hyundai Wacortec |
| 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: Hyundai Wacortec saves S$ 368 over 5 years.
Lab performance: Coral Premium 9 produces 0.1 ppm dissolved H₂; Hyundai Wacortec produces 1.15 ppm. The Hyundai Wacortec leads on hydrogen output.
Warranty: Coral Premium 9 carries a 2-year warranty; Hyundai Wacortec carries 2. Same warranty length.
Where to buy + showroom info
Coral Premium 9
Direct retail
Showroom: Block 37 Defu Lane 10 #03-41, Singapore 539214
Phone: +65 6239 5335 · Sales +65 8761 6868
Lineup: Premium 9 Slim ($3,413) · 9 H Plus ($4,949) · 9 Compact ($3,168) · 9 H ($2,968) · 7 ($1,968) · 5 ($1,688) · 4 ($949)
Visit Coral Pure Natural Pte Ltd →Hyundai Wacortec
Korean OEM · grey-import in SG
Lineup: ALPHA W2 · ALPHA W3 · 9-plate residential lineup
Visit Hyundai Wacortec →No affiliate links · Waterionizer.sg earns zero from either purchase.