2012 Porsche 911 C4 GTS vs 2012 Porsche 911 Carrera
| EPA figure | 2012 Porsche 911 C4 GTS | 2012 Porsche 911 Carrera |
|---|---|---|
| Model year | 2012 | 2012 |
| Body · drive | Minicompact · 4-Wheel Drive · Gas | Minicompact · Rear-Wheel Drive · Gas |
| Combined MPG | 21 | 22 |
| City / highway MPG | 18 / 25 | 19 / 27 |
| Fuel a year | $3,900 | $3,750 |
| Tailpipe CO₂ (g/mi) | 423 | 404 |
| Engine | 3.8 L 6-cyl | 3.6 L 6-cyl |
| Transmission | Manual 6-spd | Automatic 7-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.