text:  A, they're about 50% heavier for the same kind of car than a gasoline vehicle because of the weight of the battery. As Danny pointed out, to produce a single 1,000-pound car battery, EV battery, which is about the weight you need, you have to move 500,000 pounds of earth in a mine, which makes them not so environmentally friendly. Insurance costs about 70% more for an electric vehicle.