2025 Mercedes-Benz AMG GT 43 4matic Plus vs 2026 Audi RS 6 Avant
| EPA figure | 2025 Mercedes-Benz AMG GT 43 4matic Plus | 2026 Audi RS 6 Avant |
|---|---|---|
| Model year | 2025 | 2026 |
| Body · drive | Wagon · All-Wheel Drive · Hybrid | Wagon · All-Wheel Drive · Hybrid |
| Combined MPG | 21 | 16 |
| City / highway MPG | 19 / 24 | 14 / 21 |
| Fuel a year | $3,900 | $5,150 |
| Tailpipe CO₂ (g/mi) | 424 | 545 |
| Engine | 3.0 L 6-cyl | 4.0 L 8-cyl turbo |
| Transmission | Automatic 9-spd | Automatic (S8) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.