1990 Pontiac Sunbird Convertible vs 1990 Pontiac Turbo Firefly
| EPA figure | 1990 Pontiac Sunbird Convertible | 1990 Pontiac Turbo Firefly |
|---|---|---|
| Model year | 1990 | 1990 |
| Body · drive | Subcompact · Front-Wheel Drive · Gas | Subcompact · Front-Wheel Drive · Gas |
| Combined MPG | 21 | 34 |
| City / highway MPG | 18 / 26 | 31 / 38 |
| Fuel a year | $3,900 | $1,950 |
| Tailpipe CO₂ (g/mi) | 423 | 261 |
| Engine | 2.0 L 4-cyl turbo | 1.0 L 3-cyl turbo |
| Transmission | Automatic 3-spd | Manual 5-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.