Full side-by-side

Coway Villaem / Neo Plus Mfr claim · Xiaomi Mi Water Purifier Mfr claim
SpecCoway Villaem / Neo PlusXiaomi Mi Water PurifierWinner
OriginKoreaChina
DistributionDirect retail + rental (huge SG presence)Mi Stores · online · Lazada / Shopee
CategoryRental water purifier (NOT a true ionizer)Under-sink RO + app (NOT a true ionizer)
Plates00Tie
pH (max alkaline)7.57.3Coway Villaem / Neo Plus
ORP-50 mV-20 mVCoway Villaem / Neo Plus
Dissolved H₂0.02 ppm0.01 ppmCoway Villaem / Neo Plus
Flow rate2.0 L/min1.6 L/minCoway Villaem / Neo Plus
Warranty5 yr1 yrCoway Villaem / Neo Plus
Filter cost (each)S$ 60Coway Villaem / Neo Plus
Sticker price— / S$ 49/moS$ 599Xiaomi Mi Water Purifier
5-year totalS$ 2,940S$ 1,499Xiaomi Mi Water Purifier
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: Xiaomi Mi Water Purifier saves S$ 1,441 over 5 years.

Lab performance: Coway Villaem / Neo Plus produces 0.02 ppm dissolved H₂; Xiaomi Mi Water Purifier produces 0.01 ppm. The Coway Villaem / Neo Plus leads on hydrogen output.

Warranty: Coway Villaem / Neo Plus carries a 5-year warranty; Xiaomi Mi Water Purifier carries 1. Coway Villaem / Neo Plus wins on coverage.

Where to buy + showroom info

Coway Villaem / Neo Plus

Direct retail + rental (huge SG presence)

Showroom: Multiple SG locations · in-mall booths + service centres

Phone: +65 6593 8000

Lineup: Villaem · Neo Plus · Aqua Mega · Cinnamon · P-300 · P-08L

Visit Coway Singapore →

Xiaomi Mi Water Purifier

Mi Stores · online · Lazada / Shopee

Lineup: Mi Water Purifier 600G · 500G · 400G · countertop variants

Visit Xiaomi →

No affiliate links · Waterionizer.sg earns zero from either purchase.