The curb weight of the BMW 5 Series Sedan 2016 varies depending on the engine size. The 2.0-liter turbocharged four-cylinder has a curb weight of 3,814 lbs, while the 3.0-liter turbocharged six-cylinder has a curb weight of 4,072 lbs. The 4.4-liter twin-turbocharged V8 has a curb weight of 4,521 lbs.