2004 Mercedes-Benz SLK-Class
5 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| SLK230 | 19 | 26 | 22 | Premium Gasoline | Rear-Wheel Drive | 2.3L 4-cyl Supercharged | Automatic 5-spd |
| SLK230 | 19 | 26 | 21 | Premium Gasoline | Rear-Wheel Drive | 2.3L 4-cyl Supercharged | Manual 6-spd |
| SLK32 AMG | 15 | 21 | 17 | Premium Gasoline | Rear-Wheel Drive | 3.2L 6-cyl Supercharged | Automatic 5-spd |
| SLK320 | 18 | 24 | 20 | Premium Gasoline | Rear-Wheel Drive | 3.2L 6-cyl | Automatic 5-spd |
| SLK320 | 17 | 24 | 19 | Premium Gasoline | Rear-Wheel Drive | 3.2L 6-cyl | Manual 6-spd |