BMW
640i xDrive Convertible
U.S. fuel economy and specifications from the EPA.
23Best combined MPG2014 model year
2014–2018Model years5 with EPA ratings
5Rated configurationsDrive, transmission and engine
3 LEngine sizeDisplacement
Best combined MPG by model year
The highest EPA rating among each year's configurations.
2014 23 MPG
2015 23 MPG
2016 23 MPG
2017 22 MPG
2018 22 MPG
1 configuration.
All-Wheel Drive · Automatic (S8)
Premium gasoline · Subcompact Cars
- Combined MPG
- 22
- Engine displacement
- 3.0 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S8)
Premium gasoline · Subcompact Cars
- Combined MPG
- 22
- Engine displacement
- 3.0 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S8)
Premium gasoline · Subcompact Cars
- Combined MPG
- 23
- Engine displacement
- 3.0 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S8)
Premium gasoline · Subcompact Cars
- Combined MPG
- 23
- Engine displacement
- 3.0 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S8)
Premium gasoline · Subcompact Cars
- Combined MPG
- 23
- Engine displacement
- 3.0 L
- Cylinders
- 6