2026 Porsche 911 GT3
The EPA lists 2 versions of the 2026 Porsche 911 GT3. Combined fuel economy ranges from 15 to 15 MPG; the most efficient version is rated 14 city / 17 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 2026 Porsche 911 GT3. Combined fuel economy ranges from 15 to 15 MPG; the most efficient version is rated 14 city / 17 highway.