The Mercedes-Benz S600 is a full-size luxury sedan manufactured by German automaker Mercedes-Benz that debuted in the mid-1990s. It was offered in two generations, the W140 (1991–1998) and the W220 (1998–2005). The S600 features powerful engines, a luxurious interior, and advanced technology features. The first generation was powered by a 6.0-liter V12 engine that produced 389 horsepower, while the second-generation S600 featured a 5.5-liter V12 engine that made 510 horsepower.