2009 Mercedes-Benz CLS vs. 2008 Mercedes-Benz SLK
To start off, 2009 Mercedes-Benz CLS is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Mercedes-Benz SLK. In addition, the cost of maintenance, including insurance, on 2008 Mercedes-Benz SLK would be higher. At 3,498 cc (6 cylinders), 2009 Mercedes-Benz CLS is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz CLS weights approximately 330 kg more than 2008 Mercedes-Benz SLK.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Mercedes-Benz CLS (365 Nm @ 3000 RPM) has 55 more torque (in Nm) than 2008 Mercedes-Benz SLK. (310 Nm @ 3000 RPM). This means 2009 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercedes-Benz SLK.
Compare all specifications:
| 2009 Mercedes-Benz CLS | 2008 Mercedes-Benz SLK | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | CLS | SLK |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 3199 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 288 HP | 0 HP |
| Torque | 365 Nm | 310 Nm |
| Torque RPM | 3000 RPM | 3000 RPM |
| Engine Bore Size | 93 mm | 90 mm |
| Engine Stroke Size | 86 mm | 84 mm |
| Engine Compression Ratio | 12.2:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 6.7 seconds | 6.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1735 kg | 1405 kg |
| Vehicle Length | 4920 mm | 4630 mm |
| Vehicle Height | 1440 mm | 1400 mm |
| Wheelbase Size | 2860 mm | 2410 mm |
| Fuel Consumption Overall | 9.1 L/100km | 11.1 L/100km |
| Fuel Tank Capacity | 80 L | 60 L |
