2009 Mercedes-Benz CLS vs. 2007 Mercedes-Benz C
To start off, 2009 Mercedes-Benz CLS is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz C would be higher. At 6,208 cc (8 cylinders), 2009 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz CLS (507 HP @ 6800 RPM) has 306 more horse power than 2007 Mercedes-Benz C. (201 HP @ 6200 RPM). In normal driving conditions, 2009 Mercedes-Benz CLS should accelerate faster than 2007 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz C weights approximately 365 kg more than 2009 Mercedes-Benz CLS.
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 (631 Nm @ 5200 RPM) has 386 more torque (in Nm) than 2007 Mercedes-Benz C. (245 Nm @ 2900 RPM). This means 2009 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz C.
Compare all specifications:
| 2009 Mercedes-Benz CLS | 2007 Mercedes-Benz C | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | CLS | C |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 6208 cc | 2495 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 507 HP | 201 HP |
| Engine RPM | 6800 RPM | 6200 RPM |
| Torque | 631 Nm | 245 Nm |
| Torque RPM | 5200 RPM | 2900 RPM |
| Engine Compression Ratio | 9.0:1 | 11.2:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1325 kg | 1690 kg |
| Vehicle Length | 4920 mm | 4350 mm |
| Vehicle Width | 1870 mm | 1730 mm |
| Vehicle Height | 1420 mm | 1410 mm |
| Wheelbase Size | 2860 mm | 2720 mm |
| Fuel Consumption Highway | 13.1 L/100km | 8.1 L/100km |
| Fuel Consumption Overall | 16.8 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 80 L | 62 L |
