2021 BMW X6 M
The EPA lists 2 versions of the 2021 BMW X6 M. Combined fuel economy ranges from 15 to 15 MPG; the most efficient version is rated 13 city / 18 highway.
At a glance
- Fuel economy
- 15 MPG combined
Sources: NHTSA complaints, recalls and 5-Star ratings; U.S. EPA
Fuel economy
The EPA lists 2 versions of the 2021 BMW X6 M. Combined fuel economy ranges from 15 to 15 MPG; the most efficient version is rated 13 city / 18 highway.