Water heaters with tanks.
Tankless water heaters vs regular water heaters.
One of the first things to consider is whether you should get a tank or tankless water heater.
Tankless water heaters are more compact and can heat up water as you use it.
Gas and electric tankless water heaters run more efficiently than the conventional water heaters of the same fuel type.
Tankless heaters can be 24 34 more energy efficient than regular water heaters for households that use 41 gallons or fewer of hot water daily.
Along with their longer lifespan tankless water heaters are known to have reduced monthly energy bills helping offset their higher purchase price.
The doe notes that storage tank water heaters typically last 10 to 15 years while most tankless units have a life expectancy of 20 years or more.