Head-to-Head Comparison
Enagic SD501 Platinum vs Alkaline Water Plus Smart 9P
Comparing Enagic SD501 Platinum against Alkaline Water Plus Smart 9P. We evaluate plate surface area, verified hydrogen output, warranty depth, and long-term reliability to see which system justifies its price point.
Enagic 7 Plates · Not published H₂
Alkaline Water Plus 9 Plates · ~1.1 PPM H₂
Comparing
Enagic
SD501 Platinum
$4,280 *(MLM distributor price)*
Direct from Enagic
★ Our Pick
Alkaline Water Plus
Smart 9P
$1,997
Direct from Alkaline Water Plus
Core Technical Specifications
Enagic SD501 Platinum
Alkaline Water Plus Smart 9P
Plates
7
9 Lead
H₂ Output
Research Pending
~1.1 PPM Lead
ORP Range ⓘ
Up to -600 mV
Up to -800 mV Lead
pH Range
Research Pending
Research Pending
Power System
Research Pending
Research Pending
Filtration
1-Stage Carbon (HG-N)
Dual-Stage High-Capacity
Installation
Countertop
Countertop
Warranty & Trial Period
Enagic SD501 Platinum
Alkaline Water Plus Smart 9P
Warranty
5-Year Limited
Limited Lifetime (Parts)
Trial Period
Varies by distributor Days
60 Days Lead
Manufacturer
Japan
South Korea / USA
Brand Trust & Track Record
Enagic SD501 Platinum
Alkaline Water Plus Smart 9P
BBB Rating
A+ Since December 2025 *(recently obtained)* / 25+ Complaints
A+ Since 2010 / 0 Complaints
Years in Business
50+ Years Lead
17+ Years
Sales Model
MLM (Multi-Level Distribution)
Multi-Brand Retailer
Pricing & Investment
Enagic
Alkaline Water Plus
Direct Price
$4,280 *(MLM distributor price)*
$1,997 Winner
Price Difference
The Alkaline Water Plus is $2,283 less than the Enagic.
Expert Review Verdict
★ Enagic SD501 Platinum Strengths
- → Stunning stainless-steel colored aesthetic fits high-end kitchens
- → Multi-language voice support (English, German, French, Italian, Spanish)
- → Same reliable 7-plate engine as the clinical-standard SD501
✓ Alkaline Water Plus Smart 9P Strengths
- → Carries official KFDA medical device certification
- → Includes dual internal filtration capable of removing heavy metals and VOCs
- → Clean, appliance-like design fits easily into modern kitchen aesthetic
Alkaline Water Plus Smart 9P is our recommended pick for this comparison based on spec wins, warranty depth, and long-term value.
✓ Buy the Enagic SD501 Platinum if...
🏆 Buy the Alkaline Water Plus Smart 9P if...
Enagic
Enagic SD501 Platinum
$4,280 *(MLM distributor price)*
Shop Enagic → Varies by distributor Trial · 5-Year Limited
Compare Enagic vs...
Alkaline Water Plus
Alkaline Water Plus Smart 9P
$1,997
Shop Alkaline Water Plus → 60 Days Trial · Limited Lifetime (Parts)
Compare Alkaline Water Plus vs...