Measuring the fuel economy and range of a gas-powered vehicle is, by now, a simple, solved engineering problem. Measuring the range of an electric vehicle is not. A new study suggests that the ranges and fuel economy equivalent figures published by the U.S. Environmental Protection Agency are not particularly accurate.
If the EPA’s numbers are off, we should note, then the rest of the world has it even worse. EPA range figures are famously lower than those published by many other governments.
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