Full side-by-side

Doulton Ceramic Filter Mfr claim · Kangen K8 (LeveLuk) Mfr claim
SpecDoulton Ceramic FilterKangen K8 (LeveLuk)Winner
OriginUKJapan
DistributionRetail · specialty water shopsAuthorised independent distributor (TWI Group)
CategoryCeramic under-sink filter (NOT a true ionizer)Alkaline ionizer
Plates08Kangen K8 (LeveLuk)
pH (max alkaline)7.410.5Kangen K8 (LeveLuk)
ORP-40 mV-686 mVKangen K8 (LeveLuk)
Dissolved H₂0.01 ppm1.1 ppmKangen K8 (LeveLuk)
Flow rate1.8 L/min2.6 L/minKangen K8 (LeveLuk)
Warranty1 yr3 yrKangen K8 (LeveLuk)
Filter cost (each)S$ 95S$ 220Doulton Ceramic Filter
Sticker priceS$ 320S$ 6,380Doulton Ceramic Filter
5-year totalS$ 1,270S$ 8,580Doulton 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$ 7,310 over 5 years.

Lab performance: Doulton Ceramic Filter produces 0.01 ppm dissolved H₂; Kangen K8 (LeveLuk) produces 1.1 ppm. The Kangen K8 (LeveLuk) leads on hydrogen output.

Warranty: Doulton Ceramic Filter carries a 1-year warranty; Kangen K8 (LeveLuk) carries 3. Kangen K8 (LeveLuk) 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 →

Kangen K8 (LeveLuk)

Authorised independent distributor (TWI Group)

Showroom: TWI Group · 511 Guillemard Road #03-06, Grandlink Square, Singapore 399849 (by appointment)

Phone: +65 9822 9321

Lineup: LeveLuk K8 · Anespa DX · JR IV · SD501 DX · SD 501 Platinum · Super 501 · Ukon

Visit Enagic Kangen (TWI Group, SG) →

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