2004 Mercedes-Benz SL-Class
3 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| SL500 | 14 | 21 | 17 | Premium Gasoline | Rear-Wheel Drive | 5L 8-cyl | Automatic 7-spd |
| SL55 AMG | 13 | 19 | 15 | Premium Gasoline | Rear-Wheel Drive | 5.4L 8-cyl Supercharged | Automatic (S5) |
| SL600 | 12 | 17 | 14 | Premium Gasoline | Rear-Wheel Drive | 5.5L 12-cyl Turbo | Automatic 5-spd |