2007 Alfa Romeo 159 vs. 2008 Citroen C6
To start off, 2008 Citroen C6 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Alfa Romeo 159. In addition, the cost of maintenance, including insurance, on 2007 Alfa Romeo 159 would be higher. At 2,387 cc (5 cylinders), 2007 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 159 (198 HP @ 4000 RPM) has 30 more horse power than 2008 Citroen C6. (168 HP @ 4000 RPM). In normal driving conditions, 2007 Alfa Romeo 159 should accelerate faster than 2008 Citroen C6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Citroen C6 weights approximately 190 kg more than 2007 Alfa Romeo 159.
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 Alfa Romeo 159 (400 Nm @ 2000 RPM) has 30 more torque (in Nm) than 2008 Citroen C6. (370 Nm @ 1500 RPM). This means 2007 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 2008 Citroen C6.
Compare all specifications:
| 2007 Alfa Romeo 159 | 2008 Citroen C6 | |
| Make | Alfa Romeo | Citroen |
| Model | 159 | C6 |
| Year Released | 2007 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 2178 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 198 HP | 168 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 400 Nm | 370 Nm |
| Torque RPM | 2000 RPM | 1500 RPM |
| Engine Bore Size | 82 mm | 85 mm |
| Engine Stroke Size | 90.4 mm | 96 mm |
| Engine Compression Ratio | 17.0:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 228 km/hour | 217 km/hour |
| Acceleration 0-100mph | 8.4 seconds | 10.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1705 kg | 1895 kg |
| Vehicle Length | 4670 mm | 4910 mm |
| Vehicle Width | 1830 mm | 1870 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2910 mm |
| Fuel Consumption Overall | 6.8 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 70 L | 72 L |
