
Megahome Water Distiller
Score: 85/100
H2o Labs 300SS White
Score: 87/100Rankings

The H2O Labs Model 300 is a Best-in-Class countertop distiller producing 3.79 liters daily with a white baked-enamel exterior and stainless steel internals. Its low capacity and need for replacement filters are the main trade-offs. It is best suited for residential home use where users prioritize glass collection vessels and effective VOC removal.

The Megahome distiller is a premium, UL-certified unit featuring a full stainless steel interior and glass collection to ensure pharmaceutical-grade purity without plastic exposure. Its main drawback is the slow 5.5-hour cycle time per gallon, which limits daily output to 16 liters. It is best suited for health-conscious households prioritizing safety and material quality over speed.
| Attribute | ![]() | ![]() |
|---|---|---|
16 litersbest | 3.79 liters | |
| ↓ lower better | 580 watts | 565 wattsbest |
| ↓ lower better | 5.5 hoursbest | 6 hours |
565 wattsbest | 565 wattsbest | |
| ↓ lower better | 37 cmbest | 45.72 cm |
| ↓ lower better | 25 cmbest | 50.8 cm |
| ↓ lower better | 25 cmbest | 25.4 cm |
| ↓ lower better | 3.2 kgbest | 4.99 kg |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Safety & Compliance(1) | ||
Safety Certifications | UL, CSA, CE, CB, GS | UL Approved |
Performance & Output(2) | ||
Daily Output (liters) | 16 liters | 3.79 liters |
Distillation Speed (hours) | 5.5 hours | 6 hours |
Power & Efficiency(1) | ||
Power Consumption (watts) | 580 watts | 565 watts |
Dimensions & Weight(4) | ||
Height (cm) | 37.0 cm | 45.72 cm |
Width (cm) | 25.0 cm | 50.8 cm |
Depth (cm) | 25.0 cm | 25.4 cm |
Product Weight (kg) | 3.2 kg | 4.99 kg |
Usability & Support(3) | ||
Warranty Period | 1 year | 1 Year |
Control Type | Automatic | Single-button |
Included Accessories | 1 gallon glass collection jug, 6-pack activated carbon filters, Citric acid residue cleaner | Carbon Pods, Cleaning Crystals, Manual |


Professional reviewers highlight the Megahome's UL certification as a standout feature that provides significant safety assurance, a rarity in the water distiller category. Experts praise the top-notch construction quality, noting the use of food-grade glass and stainless steel components with no plastic water contact.
Everyday users generally praise the Megahome for its ease of use, reliable automatic operation, and high-quality durable construction. Many appreciate that it eliminates the need for buying plastic bottled water and provides consistent, pharmaceutical-grade water.




Professional reviewers have rigorously tested the Model 300 for dependability and functionality, designating it as Best-in-Class and noting its capability to produce one gallon in less than six hours.
The H2O Labs brand is characterized by long-lasting, dependable performance, low maintenance, and high customer satisfaction.