2009 Mercedes-Benz C vs. 2011 Mercedes-Benz CLS
To start off, 2011 Mercedes-Benz CLS 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 4,663 cc (8 cylinders), 2011 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz CLS (402 HP @ 5000 RPM) has 254 more horse power than 2009 Mercedes-Benz C. (148 HP @ 4200 RPM) In normal driving conditions, 2011 Mercedes-Benz CLS should accelerate faster than 2009 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz CLS weights approximately 195 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 CLS (600 Nm @ 1800 RPM) has 260 more torque (in Nm) than 2009 Mercedes-Benz C. (340 Nm @ 2000 RPM). This means 2011 Mercedes-Benz CLS 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 CLS | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | C | CLS |
| Year Released | 2009 | 2011 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2148 cc | 4663 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 402 HP |
| Engine RPM | 4200 RPM | 5000 RPM |
| Torque | 340 Nm | 600 Nm |
| Torque RPM | 2000 RPM | 1800 RPM |
| Engine Compression Ratio | 18.0:1 | 12.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 224 km/hour | 250 km/hour |
| Acceleration 0-100mph | 10.6 seconds | 5.2 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1540 kg | 1735 kg |
| Vehicle Length | 4350 mm | 4940 mm |
| Vehicle Width | 1730 mm | 1882 mm |
| Vehicle Height | 1410 mm | 1417 mm |
| Wheelbase Size | 2720 mm | 2875 mm |
| Fuel Tank Capacity | 62 L | 80 L |
