2018 Audi S6 vs 2018 Audi TT RS
| EPA figure | 2018 Audi S6 | 2018 Audi TT RS |
|---|---|---|
| Model year | 2018 | 2018 |
| Body · drive | Midsize · All-Wheel Drive · Gas | Subcompact · All-Wheel Drive · Gas |
| Combined MPG | 18 | 22 |
| City / highway MPG | 16 / 24 | 19 / 29 |
| Fuel a year | $4,550 | $3,750 |
| Tailpipe CO₂ (g/mi) | 480 | 395 |
| Engine | 4.0 L 8-cyl turbo | 2.5 L 5-cyl turbo |
| Transmission | Automatic (AM-S7) | Automatic (AM-S7) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.