2009 Mercedes-Benz C vs. 2011 Mercedes-Benz SLK
To start off, 2011 Mercedes-Benz SLK is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2009 Mercedes-Benz C would be higher. At 2,147 cc (4 cylinders), 2009 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz SLK (201 HP @ 5500 RPM) has 81 more horse power than 2009 Mercedes-Benz C. (120 HP @ 4200 RPM) In normal driving conditions, 2011 Mercedes-Benz SLK should accelerate faster than 2009 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz SLK weights approximately 10 kg more than 2009 Mercedes-Benz C. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2011 Mercedes-Benz SLK (310 Nm @ 2000 RPM) has 40 more torque (in Nm) than 2009 Mercedes-Benz C. (270 Nm @ 1600 RPM). This means 2011 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz C.
Compare all specifications:
| 2009 Mercedes-Benz C | 2011 Mercedes-Benz SLK | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | C | SLK |
| Year Released | 2009 | 2011 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2147 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 120 HP | 201 HP |
| Engine RPM | 4200 RPM | 5500 RPM |
| Torque | 270 Nm | 310 Nm |
| Torque RPM | 1600 RPM | 2000 RPM |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 208 km/hour | 243 km/hour |
| Acceleration 0-100mph | 11.7 seconds | 6.6 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1490 kg | 1500 kg |
| Vehicle Length | 4350 mm | 4135 mm |
| Vehicle Width | 1730 mm | 1816 mm |
| Vehicle Height | 1410 mm | 1300 mm |
| Wheelbase Size | 2720 mm | 2431 mm |
| Fuel Tank Capacity | 62 L | 60 L |
