2003 Mercedes-Benz CLK-Class
5 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| CLK320 | 17 | 24 | 20 | Premium Gasoline | Rear-Wheel Drive | 3.2L 6-cyl | Automatic 5-spd |
| CLK320 (Cabriolet) | 17 | 25 | 20 | Premium Gasoline | Rear-Wheel Drive | 3.2L 6-cyl | Automatic 5-spd |
| CLK430 (Cabriolet) | 16 | 22 | 18 | Premium Gasoline | Rear-Wheel Drive | 4.3L 8-cyl | Automatic 5-spd |
| CLK500 | 15 | 21 | 17 | Premium Gasoline | Rear-Wheel Drive | 5L 8-cyl | Automatic 5-spd |
| CLK55 AMG | 14 | 20 | 16 | Premium Gasoline | Rear-Wheel Drive | 5.4L 8-cyl Supercharged | Automatic 5-spd |