To celebrate 50 years of crash testing, the Independent Institute for Highway Safety performed an offset crash between a 1959 Chevy Bel Air and a new 2009 Chevy Malibu. They weigh about the same, but you can see from the video that the Bel Air sustains massive damage compared to the Malibu. A lot of people consider vintage cars like the Malibu to be "tanks" that are impervious to damage, but modern engineering has clearly changed the equation: