Chevy Bolt Compared To BMW i3 In IIHS Crash Tests – Video Two cars, two similar results, though, the small overlap test-- the trickiest one to pass -- showed a different strategy from the German car. One that could save occupants a punch in the face from an airbag. Instead of just trying to absorb the impact in this test, the i3 deflects off the barrier. From the article linked above: "Because the car was deflected off the barrier and decelerated more gradually than is typical in this test, the dummy’s head moved toward the inflated frontal airbag but never reached it before the head began to rebound."