2009 Citroen C6 vs. 2012 Mercedes-Benz CLS
To start off, 2012 Mercedes-Benz CLS is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Citroen C6. In addition, the cost of maintenance, including insurance, on 2009 Citroen C6 would be higher. At 3,498 cc (6 cylinders), 2012 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2012 Mercedes-Benz CLS (305 HP @ 3500 RPM) has 104 more horse power than 2009 Citroen C6. (201 HP @ 4200 RPM) In normal driving conditions, 2012 Mercedes-Benz CLS should accelerate faster than 2009 Citroen C6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C6 weights approximately 135 kg more than 2012 Mercedes-Benz CLS.
Because 2012 Mercedes-Benz CLS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2012 Mercedes-Benz CLS. However, in wet, icy, snow, or gravel driving conditions, 2009 Citroen C6, being front wheel drive (FWD), will offer much better control with better grip. 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 Citroen C6 (440 Nm @ 1900 RPM) has 70 more torque (in Nm) than 2012 Mercedes-Benz CLS. (370 Nm @ 3500 RPM). This means 2009 Citroen C6 will have an easier job in driving up hills or pulling heavy equipment than 2012 Mercedes-Benz CLS.
Compare all specifications:
| 2009 Citroen C6 | 2012 Mercedes-Benz CLS | |
| Make | Citroen | Mercedes-Benz |
| Model | C6 | CLS |
| Year Released | 2009 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2720 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 305 HP |
| Engine RPM | 4200 RPM | 3500 RPM |
| Torque | 440 Nm | 370 Nm |
| Torque RPM | 1900 RPM | 3500 RPM |
| Engine Compression Ratio | 17.3:1 | 12.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 230 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.6 seconds | 6.1 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1870 kg | 1735 kg |
| Vehicle Length | 4910 mm | 4940 mm |
| Vehicle Width | 1870 mm | 1882 mm |
| Vehicle Height | 1470 mm | 1417 mm |
| Wheelbase Size | 2910 mm | 2875 mm |
| Fuel Tank Capacity | 72 L | 80 L |
