1984 Porsche 911 SC vs 1986 Porsche 928 S
| EPA figure | 1984 Porsche 911 SC | 1986 Porsche 928 S |
|---|---|---|
| Model year | 1984 | 1986 |
| Body · drive | Minicompact · Gas | Minicompact · Rear-Wheel Drive · Gas |
| Combined MPG | 18 | 17 |
| City / highway MPG | 15 / 23 | 15 / 21 |
| Fuel a year | $3,700 | $4,850 |
| Tailpipe CO₂ (g/mi) | 494 | 523 |
| Engine | 3.2 L 6-cyl | 5.0 L 8-cyl |
| Transmission | Manual 5-spd | Automatic 4-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.