Check out our latest tankless water heaters comparison chart!
Here we have made a comparison chart that compares 20 top rated tankless water heaters.
This chart includes tankless water heaters from various brands such as Bosch, Eccotemp, Ecosmart, Marey, Navien, Noritz, Rinnai, Rheem, Stiebel Eltron and Takagi.
Image | product Reviews | Fuel Type | Flow Rate/ | Flow Rate/ | Whole House or | rating out of 5 stars | Price |
|---|---|---|---|---|---|---|---|
 | Electric | 6 GPM/3 | 3 GPM/1.5 | Whole House (unless in colder climate) | 4.85 | ||
 | Electric | 5 GPM/2.5 | 2.8 GPM/1.5 | Whole House (unless in colder climate) | 4.9 | ||
 | Electric | 7.5 GPM/3.5 | 4.2 GPM/2 | Whole House | 5 | ||
| Electric | 6 GPM/3 | 3 GPM/1.5 | Whole House (unless in colder climate) | 4.7 | ||
 Check Price | Propane | 6.2 GPM/3 | 3.2 GPM/1.5 | Whole House (unless in colder climate) | 4.7 | ||
| Natural Gas | 6.2 GPM/3 | 3.2 GPM/1.5 | Whole House (unless in colder climate) | 4.7 | ||
 | Natural Gas | 8.1 GPM/4 | 5.5 GPM/2.5 | Whole House | 4.6 | ||
 | Natural Gas | 7.5 GPM/3.5 | 5.1 GPM/2.5 | Whole House | 4.7 | ||
 | Natural Gas or Propane | 9.4 GPM/4.5 | 6.5 GPM/3 | Whole House | 4.6 | ||
| Propane | 9.4 GPM/4.5 | 6.5 GPM/3 | Whole House | 4.7 | ||
 | Propane | 10.5 GPM/5 | 7.5 GPM/3.5 | Whole House | 4.8 | ||
 | Electric | 3.17 GPM/1.5 | 2 GPM/1 | Point-of-Use | 4.5 | ||
 | Propane | 2.5 GPM/1.5 | 1.5 GPM/1 | Point-of-Use (Portable) | 4.6 | ||
 | Natural Gas | 9.8 GPM/4.5 | 7 GPM/3.5 | Whole House | 4.5 | ||
 | Natural Gas | 8.4 GPM/4 | 6 GPM/3 | Whole House | 4.3 | ||
 | Natural Gas | 9.5 GPM/4.5 | 6.6 GPM/3.25 | Whole House | 4.5 | ||
 | Natural Gas | 11.2 GPM/5.5 | 8 GPM/4 | Whole House | 4.4 | ||
 | Natural Gas or Propane (LP) | 9.8 GPM/5 | 6.7 GPM/3.25 | Whole House | 4.0 | ||
  | Natural Gas or Propane (LP) | 3.1 GPM/1.5 | 1.5 GPM/1 | Point-of-Use | 3.8 | ||
 | Natural Gas | 6.6 GPM/3.25 | 4.7 GPM/2.25 | Whole House | 4.7 |
We hope this chart will be very useful if you're wanting a quick comparison of our top rated tankless water heaters. We have compared the products based on their customer reviews, fuel type, flow rates, type of use, our ratings and price.