2018 Audi S8 fuel economy
The EPA rates the 2018 Audi S8 at 18 MPG combined (14 city / 24 highway).
At a glance
- Combined
- 18 MPG
- City and highway
- 14 and 24 most efficient version
- Yearly fuel cost
- $4,550 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 |
|---|---|---|---|---|---|---|
| S8 Automatic (S8) | 8-cyl 4.0L | All-Wheel Drive | 14 | 24 | 18 MPG | $4,550 |
At EPA assumptions, the most efficient version costs about $4,550 per year in fuel.