2012 Porsche 911 Carrera 4 vs 2012 Porsche 911 Carrera 4S
| EPA figure | 2012 Porsche 911 Carrera 4 | 2012 Porsche 911 Carrera 4S |
|---|---|---|
| Model year | 2012 | 2012 |
| Body · drive | Minicompact · 4-Wheel Drive · Gas | Minicompact · 4-Wheel Drive · Gas |
| Combined MPG | 21 | 21 |
| City / highway MPG | 18 / 26 | 18 / 25 |
| Fuel a year | $3,900 | $3,900 |
| Tailpipe CO₂ (g/mi) | 423 | 423 |
| Engine | 3.6 L 6-cyl | 3.8 L 6-cyl |
| Transmission | Automatic 7-spd | Manual 6-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.