2026 Audi A6 Allroad quattro vs 2027 Mercedes-Benz AMG SL43
| EPA figure | 2026 Audi A6 Allroad quattro | 2027 Mercedes-Benz AMG SL43 |
|---|---|---|
| Model year | 2026 | 2027 |
| Body · drive | Wagon · All-Wheel Drive · Hybrid | Minicompact · Rear-Wheel Drive · Hybrid |
| Combined MPG | 24 | 23 |
| City / highway MPG | 21 / 30 | 20 / 28 |
| Fuel a year | $3,400 | $3,550 |
| Tailpipe CO₂ (g/mi) | 365 | 388 |
| Engine | 3.0 L 6-cyl turbo | 2.0 L 4-cyl turbo |
| Transmission | Automatic (AM-S7) | Automatic 9-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.