2012 Mercedes-Benz S-Class
6 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| S400 Hybrid Hybrid | 19 | 25 | 21 | Premium Gasoline | Rear-Wheel Drive | 3.5L 6-cyl | Automatic 7-spd |
| S550 | 15 | 25 | 19 | Premium Gasoline | Rear-Wheel Drive | 4.7L 8-cyl Turbo | Automatic 7-spd |
| S550 4matic | 15 | 24 | 18 | Premium Gasoline | 4-Wheel Drive | 4.7L 8-cyl Turbo | Automatic 7-spd |
| S600 | 12 | 19 | 14 | Premium Gasoline | Rear-Wheel Drive | 5.5L 12-cyl Turbo | Automatic 5-spd |
| S63 AMG | 15 | 23 | 18 | Premium Gasoline | Rear-Wheel Drive | 5.5L 8-cyl Turbo | Automatic 7-spd |
| S65 AMG | 12 | 19 | 15 | Premium Gasoline | Rear-Wheel Drive | 6L 12-cyl Turbo | Automatic 5-spd |