If your home lacks access to both natural gas and propane the obvious answer to the electric versus gas tankless water debate is electric.
Tankless water heaters gas or electric is better.
Type of water heater.
Electric tankless water heater an electric tankless water heater is capable of delivering 8 gpm of hot water.
Similarly if you often suffer from power shortages a gas heater is going to be the better choice provided you choose a unit with no electrical components.
Because of this gas tankless units are less expensive to operate.
Gas and electric tankless water heaters run more efficiently than the conventional water heaters of the same fuel type.
A gas tankless heater may be a better fit for a household with a large family that has a high demand for hot water.
Gas water heaters of all types also contribute to greenhouse gas emissions.
Tankless gas or electric 45 60.
Electric tankless water heaters are extremely energy efficient with more than 98 of energy supplied to the units actually be used to heat the water.
Fuel prices fluctuate but currently the price of gas is lower than electricity.
They can reach ef of 0 98 while gas powered ones reach ef of 0 9.
Expected energy savings over equipment lifetime.
On the other hand gas tankless water heaters generally have an energy factor of less than 85.
As a general rule you can expect a gas tankless water heater to achieve an efficiency rating of 80 to 85.
We rated the annual energy consumption cost excellent for a gas.