2005 Pontiac G6 vs 2005 Pontiac Grand Prix
| EPA figure | 2005 Pontiac G6 | 2005 Pontiac Grand Prix |
|---|---|---|
| Model year | 2005 | 2005 |
| Body · drive | Compact · Front-Wheel Drive · Gas | Midsize · Front-Wheel Drive · Gas |
| Combined MPG | 23 | 19 |
| City / highway MPG | 20 / 29 | 16 / 24 |
| Fuel a year | $2,900 | $4,350 |
| Tailpipe CO₂ (g/mi) | 386 | 468 |
| Engine | 3.5 L 6-cyl | 3.8 L 6-cyl supercharged |
| Transmission | Automatic 4-spd | Automatic (S4) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.