Cars in the US also tend to be much larger, to such a degree that the average US vehicle has equal or more kinetic energy at 70mph than its German counterpart a

Cars in the US also tend to be much larger, to such a degree that the average US vehicle has equal or more kinetic energy at 70mph than its German counterpart at 78mph. Anyway, there are a lot of factors. My only objection in this thread is to the innumeracy of saying "autobahn mumble handwave".