Porsche
911 Turbo S Cabriolet
U.S. fuel economy and specifications from the EPA.
21Best combined MPG2017 model year
2010–2026Model years15 with EPA ratings
15Rated configurationsDrive, transmission and engine
3.6–3.8 LEngine sizeDisplacement
Best combined MPG by model year
The highest EPA rating among each year's configurations.
2010 19 MPG
2011 19 MPG
2012 19 MPG
2013 19 MPG
2014 20 MPG
2015 No rating
2016 20 MPG
2017 21 MPG
2018 21 MPG
2019 21 MPG
2020 No rating
2021 17 MPG
2022 17 MPG
2023 17 MPG
2024 16 MPG
2025 16 MPG
2026 18 MPG
1 configuration.
All-Wheel Drive · Automatic (AM-S8)
Premium gasoline · Minicompact Cars
- Combined MPG
- 18
- Engine displacement
- 3.6 L
- Cylinders
- 6
All-Wheel Drive · Automatic (AM-S8)
Premium gasoline · Minicompact Cars
- Combined MPG
- 16
- Engine displacement
- 3.7 L
- Cylinders
- 6
2025 EPA test-car reference
Engine ratings from the EPA test-car reference.
| Engine rated hp | Displacement | Transmission | Drive |
|---|---|---|---|
| 640 | 3.7 L | Automated Manual- Selectable (e.g. Automated Manual with paddles) · 8 gears | All Wheel Drive |
All-Wheel Drive · Automatic (AM-S8)
Premium gasoline · Minicompact Cars
- Combined MPG
- 16
- Engine displacement
- 3.7 L
- Cylinders
- 6
All-Wheel Drive · Automatic (AM-S8)
Premium gasoline · Minicompact Cars
- Combined MPG
- 17
- Engine displacement
- 3.7 L
- Cylinders
- 6
All-Wheel Drive · Automatic (AM-S8)
Premium gasoline · Minicompact Cars
- Combined MPG
- 17
- Engine displacement
- 3.7 L
- Cylinders
- 6
All-Wheel Drive · Automatic (AM-S8)
Premium gasoline · Minicompact Cars
- Combined MPG
- 17
- Engine displacement
- 3.7 L
- Cylinders
- 6
All-Wheel Drive · Automatic (AM-S7)
Premium gasoline · Minicompact Cars
- Combined MPG
- 21
- Engine displacement
- 3.8 L
- Cylinders
- 6
All-Wheel Drive · Automatic (AM-S7)
Premium gasoline · Minicompact Cars
- Combined MPG
- 21
- Engine displacement
- 3.8 L
- Cylinders
- 6
All-Wheel Drive · Automatic (AM-S7)
Premium gasoline · Minicompact Cars
- Combined MPG
- 21
- Engine displacement
- 3.8 L
- Cylinders
- 6
4-Wheel Drive · Automatic (AM-S7)
Premium gasoline · Minicompact Cars
- Combined MPG
- 20
- Engine displacement
- 3.8 L
- Cylinders
- 6
4-Wheel Drive · Automatic (AM-S7)
Premium gasoline · Minicompact Cars
- Combined MPG
- 20
- Engine displacement
- 3.8 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic 7-spd
Premium gasoline · Minicompact Cars
- Combined MPG
- 19
- Engine displacement
- 3.8 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic 7-spd
Premium gasoline · Minicompact Cars
- Combined MPG
- 19
- Engine displacement
- 3.8 L
- Cylinders
- 6
All-Wheel Drive · Automatic 7-spd
Premium gasoline · Minicompact Cars
- Combined MPG
- 19
- Engine displacement
- 3.8 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic 7-spd
Premium gasoline · Minicompact Cars
- Combined MPG
- 19
- Engine displacement
- 3.8 L
- Cylinders
- 6