2025 Mercedes-Benz S580e 4matic vs 2026 Audi S5 Sport Sedan
| EPA figure | 2025 Mercedes-Benz S580e 4matic | 2026 Audi S5 Sport Sedan |
|---|---|---|
| Model year | 2025 | 2026 |
| Body · drive | Large · All-Wheel Drive · Plug-in hybrid | Midsize · All-Wheel Drive · Gas |
| EPA range | 48 mi | — |
| Combined MPGe | 63 | — |
| Combined MPG | 23 | 23 |
| City / highway MPG | 20 / 29 | 20 / 29 |
| Fuel a year | $3,550 | $3,550 |
| Tailpipe CO₂ (g/mi) | 106 | 386 |
| Engine | 3.0 L 6-cyl turbo | 3.0 L 6-cyl turbo |
| Transmission | Automatic 9-spd | Automatic (AM-S7) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.