Top 10 Most Powerful Sedans

The stylish and sleek Audi RS 7 is impressive with its 4.0-liter V8 turbocharged engine matching the M5 and M6 Gran Coupe’s horsepower at 560 hp. It does sport slightly more torque at 516 lb-ft and is one of the quickest to 60 mph at 3.7 seconds. It is also priced competitively compared to BMW’s offerings at $105,795 while besting both vehicles in the fuel economy department with 16 mpg in the city and an impressive 27 mpg on the highway.