Full side-by-side

Bawell Sapphire / Platinum Mfr claim · Panasonic TK-AS45 Mfr claim
SpecBawell Sapphire / PlatinumPanasonic TK-AS45Winner
OriginUSAJapan
DistributionOnline import · no SG distributorMajor retail (Tangs, Best Denki, Courts)
CategoryAlkaline ionizer (US import)Entry-level alkaline ionizer
Plates93Bawell Sapphire / Platinum
pH (max alkaline)10.59.5Bawell Sapphire / Platinum
ORP-700 mV-420 mVBawell Sapphire / Platinum
Dissolved H₂1.15 ppm0.32 ppmBawell Sapphire / Platinum
Flow rate2.5 L/min2.0 L/minBawell Sapphire / Platinum
Warranty99 yr1 yrBawell Sapphire / Platinum
Filter cost (each)S$ 220S$ 160Panasonic TK-AS45
Sticker priceS$ 2,900S$ 899Panasonic TK-AS45
5-year totalS$ 5,100S$ 2,499Panasonic TK-AS45
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: Panasonic TK-AS45 saves S$ 2,601 over 5 years.

Lab performance: Bawell Sapphire / Platinum produces 1.15 ppm dissolved H₂; Panasonic TK-AS45 produces 0.32 ppm. The Bawell Sapphire / Platinum leads on hydrogen output.

Warranty: Bawell Sapphire / Platinum carries a 99-year warranty; Panasonic TK-AS45 carries 1. Bawell Sapphire / Platinum wins on coverage.

Where to buy + showroom info

Bawell Sapphire / Platinum

Online import · no SG distributor

Lineup: Sapphire (7p) · Platinum (9p) · Premier (11p)

Visit Bawell →

Panasonic TK-AS45

Major retail (Tangs, Best Denki, Courts)

Lineup: TK-AS45 (3-plate)

Visit Panasonic →

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