2025 Audi Q7 vs 2027 Mercedes-Benz GLS450 4matic
| EPA figure | 2025 Audi Q7 | 2027 Mercedes-Benz GLS450 4matic |
|---|---|---|
| Model year | 2025 | 2027 |
| Body · drive | SUV · All-Wheel Drive · Hybrid | SUV · All-Wheel Drive · Hybrid |
| Combined MPG | 20 | 21 |
| City / highway MPG | 18 / 23 | 19 / 24 |
| Fuel a year | $4,100 | $3,900 |
| Tailpipe CO₂ (g/mi) | 442 | 424 |
| Engine | 3.0 L 6-cyl turbo | 3.0 L 6-cyl turbo supercharged |
| Transmission | Automatic (S8) | Automatic 9-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.