The Mercedes-Benz S550e is a plug-in hybrid luxury sedan. The S550e is powered by a 3.0-liter twin-turbocharged V6 engine and a 40kW electric motor. Together, these power sources produce a total of 436 hp and 479 lb-ft of torque. The S550e boasts an all-electric range of 20 miles and has the potential to operate in all-electric mode at speeds of up to 84 mph. The car also has a seven-speed automatic transmission and four driving modes—Hybrid, E-Mode, E-Save, and Charge. Standard features on the S550e include a power sunroof, heated and ventilated seats, and a 360-degree view parking camera.