Brabus Maybach SV12: $715,300 Brabus is a German company that specializes in making luxury and performance cars. Brabus has made some of the most expensive sedan cars on earth, and their SV12 is no exception. With a price tag of $715,300 , this car is definitely one to be desired. The Brabus Maybach SV12 features an 8.0-liter twin-turbo V8 engine with an upgraded turbocharger, exhaust system, and fuel pump for increased power.