After the AMG variant is the Mercedes-Benz R 500 is the most potent model of the R-Class, which have a so-called SUV Daimler AG in 2005 - offering touring cars. In addition to plenty of luxury that is the S-Class meet the manufacturer, the Mercedes-Benz R 500 offers ample space for up to seven occupants. However, the heart of the Mercedes-Benz R 500 is the powerful petrol engine : The model years 2005-2007 rely on a V8 engine developed from the previous 4,966 cc 306 hp and the MPV to a top speed of 245 km / h catapults - the sprint of 6.9 seconds to 100-km/h-Marke like that of a sports car. Even the average consumption of 13.4 liters of premium petrol per 100 kilometers persists, despite the potential within limits. Since the 2008 model year, an even stronger engine in the Mercedes-Benz R 500 is a model of care built : Now, the making of Van 5,461 cc round 388 hp and an electronically governed top speed of 250 km / hr. Despite the increase in power consumption increased an average of only 0.2 liters per 100 kilometers on.