Mercedes-AMG GmbH, commonly known as AMG, is a part of the Mercedes-Benz car company. It makes high-performance luxury cars. AMG models usually have more aggressive looks, higher performances, better handling and better stability than normal Mercedes cars. Apart from the V12 Mercedes cars, AMG cars are the most expensive and highest-performance of each Mercedes series. They make cars from the small A45 AMG all the way to the very large G63 6X6.