2007 Cadillac CTS vs 2008 Cadillac STS AWD
| EPA figure | 2007 Cadillac CTS | 2008 Cadillac STS AWD |
|---|---|---|
| Model year | 2007 | 2008 |
| Body · drive | Midsize · Rear-Wheel Drive · Gas | Midsize · 4-Wheel or All-Wheel Drive · Gas |
| Combined MPG | 18 | 16 |
| City / highway MPG | 15 / 24 | 14 / 21 |
| Fuel a year | $3,700 | $5,150 |
| Tailpipe CO₂ (g/mi) | 494 | 555 |
| Engine | 3.6 L 6-cyl | 4.6 L 8-cyl |
| Transmission | Manual 6-spd | Automatic (S6) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.