MPGCheck

BMW 640i xDrive Convertible Fuel Economy History

MPG by year — EPA official data.

Best MPG Year
2016
23 MPG combined
Latest Model
2018
22 MPG combined
YearEngineCityHwyCombinedFuel Cost/yr
2018Premium192822$3,700Details →
2017Premium192822$3,700Details →
2016Premium202923$3,550Details →
2015Premium202923$3,550Details →
2014Premium202923$3,550Details →