2018 Audi A3 Etron
The EPA rates the 2018 Audi A3 Etron at 36 MPG combined (34 city / 39 highway).
At a glance
- Fuel economy
- 36 MPG combined
Sources: NHTSA complaints, recalls and 5-Star ratings; U.S. EPA
Fuel economy
The EPA rates the 2018 Audi A3 Etron at 36 MPG combined (34 city / 39 highway).