We all know that electric vehicles are more efficient than internal combustion vehicles, but how does it translate into costs for fuel and energy?
The U.S. DOE’s Office of Energy Efficiency & Renewable Energy has recently released an interesting comparison between the states using the eGallon tool.
It's an interesting measure because it compares the cost of a gallon of gasoline with the cost of driving an average electric vehicle (home charging) the same distance as an average gasoline-powered vehicle (see sources for the details of the methodology).

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