2009 Cadillac STS vs 2009 Cadillac STS-V
| EPA figure | 2009 Cadillac STS | 2009 Cadillac STS-V |
|---|---|---|
| Model year | 2009 | 2009 |
| Body · drive | Midsize · Rear-Wheel Drive · Gas | Midsize · Rear-Wheel Drive · Gas |
| Combined MPG | 18 | 15 |
| City / highway MPG | 15 / 24 | 13 / 19 |
| Fuel a year | $4,550 | $5,500 |
| Tailpipe CO₂ (g/mi) | 494 | 592 |
| Engine | 4.6 L 8-cyl | 4.4 L 8-cyl supercharged |
| Transmission | Automatic (S6) | Automatic (S6) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.