ROAD TEST: 2018 BMW M550i xDrive

ROAD TEST: 2018 BMW M550i xDrive

By Shari Prymak BMW M550i xDrive - There was a time when the BMW 5-Series was considered the gold standard of midsized luxury sedans. If you chose to buy a Mercedes E-Class or an Audi A6, you chose wrong, because the 5-Series was just better. Nothing could quite match...