"Dream Edition Performance – offering 1,111 hp of output and 2.5 seconds of sprint time – was officially rated by the EPA at 471 miles with the 19-inch wheels and 451 miles for the 21-inch rims. The Grand Touring received an EPA rating of 516 miles (19-inch wheels) and 469 miles (21-inch rims)."
I have a Dream Edition Performance with 19" wheels but have never seen 471 miles on a full charge.