2026 BMW Z4 M40I
The EPA lists 2 versions of the 2026 BMW Z4 M40I. Combined fuel economy ranges from 22 to 25 MPG; the most efficient version is rated 23 city / 29 highway.
At a glance
- Fuel economy
- 22 to 25 MPG combined
Sources: NHTSA complaints, recalls and 5-Star ratings; U.S. EPA
Fuel economy
The EPA lists 2 versions of the 2026 BMW Z4 M40I. Combined fuel economy ranges from 22 to 25 MPG; the most efficient version is rated 23 city / 29 highway.