Competing in the midsize sedan segment, the 2013 Audi S6 is a direct competitor to the Jaguar XF Supercharged, the Mercedes-Benz E-Class E550 Sedan, and the BMW 5 Series 550i. With standalone trim, the S6 starts off at an MSRP of $71,900. It is offered with a 4.0L Twin-Turbo V8 and a 7-speed dual-clutch automated manual transmission, producing 420 horsepower and 406 lb-ft of torque. Through this powertrain, the S6 manages a 0-60 of 4.8 seconds and a combined fuel economy of 20 MPG.