1990 Pontiac Grand Prix vs 1990 Pontiac Grand Prix Turbo
| EPA figure | 1990 Pontiac Grand Prix | 1990 Pontiac Grand Prix Turbo |
|---|---|---|
| Model year | 1990 | 1990 |
| Body · drive | Midsize · Front-Wheel Drive · Gas | Midsize · Front-Wheel Drive · Gas |
| Combined MPG | 22 | 18 |
| City / highway MPG | 19 / 27 | 15 / 23 |
| Fuel a year | $3,050 | $4,550 |
| Tailpipe CO₂ (g/mi) | 404 | 494 |
| Engine | 2.3 L 4-cyl | 3.1 L 6-cyl turbo |
| Transmission | Automatic 3-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.