
Tyent UCE 13 Plus
Score: 90/100
AlkaViva Athena H2
Score: 82/100Rankings

The Tyent UCE-13 Plus is an under-counter water ionizer featuring 13 platinum-coated titanium hybrid plates to produce alkaline hydrogen-rich water and acidic water for household use. It offers a wide pH range of 1.7-12.5, high hydrogen output, and dual spouts for convenient access to different water types. Best suited for homeowners prioritizing permanent, discreet installation to preserve kitchen aesthetics.

The AlkaViva Athena H2 is a mid-tier countertop ionizer that balances performance with value, featuring H2 infusion and advanced filtration. Its DARC II cleaning system and lifetime warranty make it a reliable choice for health-conscious users. However, the ongoing filter costs and higher price point may deter budget-conscious buyers.
| Attribute | ![]() | ![]() |
|---|---|---|
-1,050 mV | -600 mVbest | |
13 countbest | 7 count | |
4 L/minbest | 2 L/min | |
— | 9 monthsbest | |
7 count | 8 countbest | |
1.8 ppmbest | 0.5 ppm | |
— | 120 Vbest | |
| ↓ lower better | — | 235 Wbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Filtration(2) | ||
Filtration System | Dual Ultra-filtration | UltraWater |
Filter Lifespan (months) | months | 9 months |
Controls & Display(2) | ||
Water Settings Count (count) | 7 count | 8 count |
Display Type | LCD Touchscreen | LCD |
Performance(6) | ||
pH Range | 1.7-12.5 | 4-10 |
ORP Range (mV) | -1050 mV | -600 mV |
Plate Count (count) | 13 count | 7 count |
Flow Rate (L/min) | 4.0 L/min | 2.0 L/min |
Plate Material | Platinum-coated Titanium | Platinum/Titanium |
Hydrogen Output (ppm) | 1.8 ppm | 0.5 ppm |
Installation(1) | ||
Installation Type | Under-counter | Countertop |
Power(2) | ||
Voltage (V) | V | 120 V |
Power Consumption (W) | W | 235 W |
Design(1) | ||
Dimensions | 14.0x19.0x12.0 | 12.5 x 14.5 x 5.5 inches |



Expert perspectives are limited, but available commentary highlights the device's robust construction with the largest water cell in its class and the practical advantage of integrated hydrogen delivery over portable bottles.
Users generally praise the convenience of producing hydrogen-rich water at home and the space-saving under-counter design. Common themes include appreciation for the dual-purpose capability (drinking and cleaning) and the intuitive interface, though some find the extensive settings complex.

Experts highlight the Athena H2's technological advantages, specifically its H2 Infusion Technology, DARC II cleaning system, and high-quality UltraWater filtration. It is positioned as a mid-tier option that balances performance and value.
There is insufficient consumer feedback data in the source material to determine common praise or recurring complaints from everyday users. No user testimonials or detailed review narratives were found.
“consistently excellent”

“practical improvement over portable hydrogen water bottles”
