A trade - off is a high weight figure, a consistent problem with all electric cars that incorporate enough batteries to ensure a high range figure. (evo.co.uk)
It can drive on pure electric power at speeds of up to 77mph, while it posts an official EU pure - electric range figure of 25 miles from a fully charged lithium - ion battery. (autoexpress.co.uk)
The fuel consumption, CO2 emissions, power consumption and operating range figures were determined according to the European Regulation (EC) 715/2007 in the version applicable. (press.bmwgroup.com)