2026 Audi A6 Sedan vs 2026 BMW 840i Gran Coupe
| EPA figure | 2026 Audi A6 Sedan | 2026 BMW 840i Gran Coupe |
|---|---|---|
| Model year | 2026 | 2026 |
| Body · drive | Midsize · All-Wheel Drive · Gas | Midsize · Rear-Wheel Drive · Gas |
| Combined MPG | 23 | 24 |
| City / highway MPG | 20 / 29 | 21 / 29 |
| Fuel a year | $3,550 | $3,400 |
| Tailpipe CO₂ (g/mi) | 387 | 368 |
| Engine | 3.0 L 6-cyl turbo | 3.0 L 6-cyl turbo |
| Transmission | Automatic (AM-S7) | Automatic (S8) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.