The BMW 5 Series is a mid-size luxury sedan that has been in production since 1972. It is one of BMW's most popular models, and has been praised for its comfort, performance, and style. The 5 Series is available in a variety of trims, including the 530i, 540i, and M5. The 530i is powered by a 2.0-liter turbocharged inline-four engine that produces 248 horsepower and 258 lb-ft of torque. The 540i is powered by a 3.0-liter turbocharged inline-six engine that produces 335 horsepower and 330 lb-ft of torque. The M5 is powered by a 4.4-liter twin-turbocharged V8 engine that produces 600 horsepower and 553 lb-ft of torque. The 5 Series is available with either rear-wheel drive or all-wheel drive. It comes standard with a 10-speaker audio system, a 10.25-inch touchscreen infotainment system, and a suite of driver-assistance features. The 5 Series is a well-rounded luxury sedan that offers a comfortable ride, plenty of performance, and a variety of features. It is a great choice for drivers who want a car that can do it all.