Head-to-Head Comparison
AlkaViva Delphi H2 vs Enagic (Kangen) SD501U
Comparing AlkaViva Delphi H2 against Enagic (Kangen) SD501U. We evaluate plate surface area, verified hydrogen output, warranty depth, and long-term reliability to see which system justifies its price point.
AlkaViva 9 Plates · ~1.4 PPM H₂
Enagic 7 Plates · Not Published H₂
Comparing
★ Our Pick
AlkaViva
Delphi H2
$2,997
Direct from AlkaViva
Enagic
(Kangen) SD501U
$5,890
Direct from Enagic
Core Technical Specifications
AlkaViva Delphi H2
Enagic (Kangen) SD501U
Plates
9 Lead
7 (Solid Titanium, Platinum-Coated)
H₂ Output
~1.4 PPM Lead
Not Published PPM
ORP Range ⓘ
Up to -800 mV Lead
−631 mV (Manufacturer Claim)
pH Range
Research Pending
Research Pending
Power System
Research Pending
Transformer (230W)
Filtration
UltraWater Dual Filtration
1-Stage Lead-Removal Carbon (HG-N)
Installation
Under-Counter
Under-Counter
Warranty & Trial Period
AlkaViva Delphi H2
Enagic (Kangen) SD501U
Warranty
Lifetime Parts / 10-Yr Labor
5-Year Full (Parts & Labor)
Trial Period
75 Days Lead
30 Days ($100 Fee if Used)
Manufacturer
South Korea
Japan
Brand Trust & Track Record
AlkaViva Delphi H2
Enagic (Kangen) SD501U
BBB Rating
A+ Since 2007 / Low Complaints
A+ / Accredited
Years in Business
20+ Years
50+ Years Lead
Sales Model
Direct / Retail
MLM
Pricing & Investment
AlkaViva
Enagic
Direct Price
$2,997 Winner
$5,890
Price Difference
The AlkaViva is $2,893 less than the Enagic.
Expert Review Verdict
★ AlkaViva Delphi H2 Strengths
- → Flagship 9-plate performance without sacrificing countertop space
- → UltraWater filtration is a good choice for contaminant removal
- → Dedicated faucet with full control over pH and H2 settings
✓ Enagic (Kangen) SD501U Strengths
- → Concealed under-sink install frees countertop space
- → Same proven 7-plate SD501 electrolysis chamber and 5-year warranty
- → Dedicated dual-spout faucet separates drinking and wastewater lines
- → Produces all 5 Kangen water types including 2.5 pH strong acidic water
AlkaViva Delphi H2 is our recommended pick for this comparison based on spec wins, warranty depth, and long-term value.
🏆 Buy the AlkaViva Delphi H2 if...
✓ Buy the Enagic (Kangen) SD501U if...
- → Homeowners committed to Kangen who want a built-in look and already have a trusted distributor
- → Kitchen remodels where a secondary faucet and wall-mounted panel fit the design plan
- → Users who rely heavily on strong acidic and strong alkaline water for cleaning
AlkaViva
AlkaViva Delphi H2
$2,997
Shop AlkaViva → 75 Days Trial · Lifetime Parts / 10-Yr Labor
Compare AlkaViva vs...
Enagic
Enagic (Kangen) SD501U
$5,890
Shop Enagic → 30 Days ($100 Fee if Used) Trial · 5-Year Full (Parts & Labor)
Compare Enagic vs...