2025 BMW M340I fuel economy
The EPA lists 2 versions of the 2025 BMW M340I. Combined fuel economy ranges from 29 to 29 MPG; the most efficient version is rated 27 city / 33 highway.
At a glance
- Combined
- 29 MPG
- City and highway
- 27 and 33 most efficient version
- Yearly fuel cost
- $2,850 EPA estimate, most efficient version
Source: U.S. EPA fueleconomy.gov
Every version the EPA tested
| Version | Engine | Drive | City | Highway | Combined | Yearly fuel cost |
|---|---|---|---|---|---|---|
| M340i Sedan Automatic (S8) | 4-cyl 3.0L Hybrid | Rear-Wheel Drive | 27 | 33 | 29 MPG | $2,850 |
| M340i xDrive Sedan Automatic (S8) | 4-cyl 3.0L Hybrid | All-Wheel Drive | 26 | 33 | 29 MPG | $2,850 |
At EPA assumptions, the most efficient version costs about $2,850 per year in fuel.