
The following table compares the fuel economies of different models of Porsche New cars, across model years.
The annual fuel costs (shown in the right-hand columns) are calculated based on an estimated annual mileage of 15,000 miles,
of which 55% of the miles are city driving, and 45% of the miles are highway driving.
Annual Cost 1 assumes a fuel cost of $5.00 per gallon, while Annual Cost 2 assumes a fuel cost of $6.00 per gallon.
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 2012 New 911 Carrera S Cabriolet | Manual 7-speed | 6 | 21 | 19 | 26 | $3,469 | $4,162 |
| 2012 New 911 Carrera S Cabriolet | Automatic (AM-S7) | 6 | 22 | 19 | 27 | $3,421 | $4,105 |
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 2012 New 911 Carrera Cabriolet | Manual 7-speed | 6 | 22 | 19 | 27 | $3,421 | $4,105 |
| 2012 New 911 Carrera Cabriolet | Automatic (AM-S7) | 6 | 23 | 20 | 28 | $3,267 | $3,921 |
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 2012 New 911 Carrera | Manual 7-speed | 6 | 22 | 19 | 27 | $3,421 | $4,105 |
| 2012 New 911 Carrera | Automatic (AM-S7) | 6 | 23 | 20 | 28 | $3,267 | $3,921 |
| Model Year | Transmission | Cyl. | Combined MPG | City MPG |
Highway MPG |
Annual Cost 1 |
Annual Cost 2 |
|---|---|---|---|---|---|---|---|
| 2012 New 911 Carrera S | Manual 7-speed | 6 | 22 | 19 | 27 | $3,421 | $4,105 |
| 2012 New 911 Carrera S | Automatic (AM-S7) | 6 | 22 | 19 | 27 | $3,421 | $4,105 |
Data source: Fuel Economy USA, Reference.