Welcome to WaterHeaterReviews.net, the #1 buying guide for tankless, gas, electric, indoor and and outdoor water heaters. We have researched every model available online to make it as easy as possible to find the right water heater for your home, recreational vehicle, cabin, swimming pool, business or any other need for a hot water heater.
Table of Contents
Best Water Heaters for 2018
If you are looking for the best water heaters in all categories, please use our table of contents.
Natural Gas Tankless Water Heaters
| Name/Image | Learn More | Brand | Rating | Power Source | Use Type | Capacity | Type |
|---|---|---|---|---|---|---|---|
Rinnai RUC98iN Ultra Series Tankless Water Heater Review |
view pricefull review | Rinnai | Natural Gas | Indoor | 9.8 GPM | Tankless | |
Takagi T-H3-DV-N Tankless Water Heater Review |
view pricefull review | Takagi | Natural Gas | Indoor | 10 GPM | Tankless | |
Rheem 9.5 GPM Tankless Natural Gas Water Heater Review |
view pricefull review | Rheem | Natural Gas | Indoor | 9.5 GPM | Tankless | |
Rheem 8.4 GPM Low NOx Tankless Water Heater Review |
view pricefull review | Rheem | Natural Gas | Indoor | 8.4 GPM | Tankless |
If you need to provide hot water for an entire house with a single unit, you will need to look at a natural gas tankless water heater. If you live in the northern part of the united states and Canada, you will likely need a natural gas heater since your incoming water temperatures are lower. For more information, read our guide on natural gas tankless water heater reviews.
Electric Tankless Water Heater Reviews
| Name/Image | Learn More | Brand | Rating | Power Source | Use Type | Capacity | Type |
|---|---|---|---|---|---|---|---|
BOSCH Tronic 6000 C Electric Tankless Water Heater Review |
view pricefull review | BOSCH | Electric | Indoor | 2.3 GPM | Tankless | |
Stiebel Eltron Tempra Plus Tankless Electric Water Heater Review |
view pricefull review | Stiebel Eltron | Electric | Indoor | 2.0 GPM | Tankless | |
SioGreen IR260 Electric Hot Tankless Water Heater Review |
view pricefull review | SioGreen | Electric | Indoor | 1.5 GPM | Tankless | |
Titan SCR2 N-120 Electric Tankless Water Heater Review |
view pricefull review | Titan | Electric | Indoor | 2.0 GPM | Tankless | |
EcoSmart ECO Electric Tankless Water Heater Review |
view pricefull review | EcoSmart | Electric | Indoor | 3.5 GPM | Tankless |
If you live in the Southern United States with incoming water temperatures of 67F or higher, then an electrical tankless water heater might be the right choice for you. At a much lower cost and boasting over 90% efficiency, electric tankless are an innovative way to save money on hot water. For more information, read our guide on electric tankless water heater reviews.
Outdoor Tankless Water Heaters
| Name/Image | Learn More | Brand | Rating | Power Source | Use Type | Capacity | Type |
|---|---|---|---|---|---|---|---|
Rinnai RU90eN Ultra Series Outdoor Water Heater Review |
view pricefull review | Rinnai | Natural Gas | Ourdoor | 9.0 GPM | Tankless | |
Takagi T-D2-OS-NG Outdoor Tankless Water Heater Review |
view pricefull review | Takagi | Natural Gas | Ourdoor | 10 GPM | Tankless | |
Rheem RTGH-95XLN Prestige Tankless Water Heater Review |
view pricefull review | Rheem | Natural Gas | Outdoor | 9.5 GPM | Tankless | |
Rinnai RL94eN Outdoor Tankless Water Heater Review |
view pricefull review | Rinnai | Natural Gas | Outdoor | 9.4 GPM | Tankless | |
Rheem RTG-84XLN Outdoor Tankless Water Heater Review |
view pricefull review | Rheem | Natural Gas | Outdoor | 8.4 GPM | Tankless |
If you are looking to save space or don’t want the extra expense of venting, you can get a high quality outdoor tankless water heater powered by natural gas. You don’t have to compromise just because the unit is on the outside, you can achieve up to 96% efficiency and have thermal ratings graded for -30C, so your water heater can withstand the outdoors. While slightly more expensive, the cost can cover itself without the need to create a venting solution.