According to energy gov for homes that use 41 gallons or less of hot water daily demand or tankless water heaters can be 24 to 34 more energy efficient than conventional storage tank water heaters tankless water heaters if gas fired will save homeowners over 100 annually the longer they remain in service.
Tankless water heaters vs standard water heaters.
Water heaters with tanks are a better option for large families since they can store hot water and reduce energy use if.
A standard heater usually survives 10 to 15 years versus 20 years for a tankless device.
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.
Installing a gas tankless water heater often requires new venting and extra plumbing.
All storage tank water heaters are typically less expensive than tankless water heaters when it comes to installation costs especially if you are switching from tank to tankless.
With the standard heater your budget is not limited and you also have the time to follow this small project.
Standard water heaters simply don t last as long as tankless systems.