2007 Citroen C6 vs. 2012 Alfa Romeo 159
To start off, 2012 Alfa Romeo 159 is newer by 5 year(s). Which means there will be less support and parts availability for 2007 Citroen C6. In addition, the cost of maintenance, including insurance, on 2007 Citroen C6 would be higher. At 2,720 cc (6 cylinders), 2007 Citroen C6 is equipped with a bigger engine. In terms of performance, 2007 Citroen C6 (201 HP @ 4200 RPM) has 43 more horse power than 2012 Alfa Romeo 159. (158 HP @ 6500 RPM). In normal driving conditions, 2007 Citroen C6 should accelerate faster than 2012 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2007 Citroen C6 weights approximately 315 kg more than 2012 Alfa Romeo 159. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2007 Citroen C6 (441 Nm @ 1900 RPM) has 251 more torque (in Nm) than 2012 Alfa Romeo 159. (190 Nm @ 4500 RPM). This means 2007 Citroen C6 will have an easier job in driving up hills or pulling heavy equipment than 2012 Alfa Romeo 159. 2007 Citroen C6 has automatic transmission and 2012 Alfa Romeo 159 has manual transmission. 2012 Alfa Romeo 159 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Citroen C6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Citroen C6 | 2012 Alfa Romeo 159 | |
| Make | Citroen | Alfa Romeo |
| Model | C6 | 159 |
| Year Released | 2007 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2720 cc | 1859 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 158 HP |
| Engine RPM | 4200 RPM | 6500 RPM |
| Torque | 441 Nm | 190 Nm |
| Torque RPM | 1900 RPM | 4500 RPM |
| Engine Bore Size | 81 mm | 86 mm |
| Engine Stroke Size | 88 mm | 80 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 230 km/hour | 212 km/hour |
| Acceleration 0-100mph | 9.3 seconds | 9.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1870 kg | 1555 kg |
| Vehicle Length | 4910 mm | 4670 mm |
| Vehicle Width | 1870 mm | 1830 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2910 mm | 2710 mm |
| Fuel Consumption Overall | 8.7 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 72 L | 70 L |
