2015 Cadillac ATS vs 2015 Cadillac CTS
| EPA figure | 2015 Cadillac ATS | 2015 Cadillac CTS |
|---|---|---|
| Model year | 2015 | 2015 |
| Body · drive | Compact · Rear-Wheel Drive · Gas | Midsize · Rear-Wheel Drive · Gas |
| Combined MPG | 25 | 14 |
| City / highway MPG | 21 / 32 | 12 / 18 |
| Fuel a year | $2,700 | $5,850 |
| Tailpipe CO₂ (g/mi) | 356 | 638 |
| Engine | 2.5 L 4-cyl | 6.2 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.