the car suffers noticeably more damage. it s simple laws of physics. reporter: from the insurance institute for highway safety. the crash for the other vehicle, when you are heavier, is going to be more severe. reporter: gmc s hummer ev can go zero to 60 in roughly three seconds while weighing more than 9,000 pounds. its battery alone is nearly 3,000 pounds. about the same as a toyota corolla. the electric f-150 is up to 2,500 pounds heavier than its gagas-powered d sibling anand rs pickup comomes in arouound 7,10 popounds while the average vehie on the road today weighs closer to 4,300. a 7,000-pound vehicle hitting a 4,000-pound suv, the impact on that smaller vehicle is going to be quite significant. it is going to be a more severe crash with more intrusion and higher levels of injury. a 1,000 pound difference results in a 47% increase in the