Logging 126 MPGe (miles per gallon equivalency) for city driving and 99 MPGe on the highway, the Mitsubishi i gets the Environmental Protection Agency (EPA) top ranking for a battery-powered electric vehicle. As a comparison the Nissan Leaf?received?a 106/92 MPGe rating, and the Chevrolet Volt a 95/90 MPGe rating. In a series of real-world tests,…