2005 Alfa Romeo 156 vs. 2008 Citroen C6
To start off, 2008 Citroen C6 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 156 would be higher. At 2,492 cc (6 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (185 HP @ 5000 RPM) has 17 more horse power than 2008 Citroen C6. (168 HP @ 4000 RPM). In normal driving conditions, 2005 Alfa Romeo 156 should accelerate faster than 2008 Citroen C6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Citroen C6 weights approximately 405 kg more than 2005 Alfa Romeo 156.
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, 2008 Citroen C6 (370 Nm @ 1500 RPM) has 148 more torque (in Nm) than 2005 Alfa Romeo 156. (222 Nm @ 5000 RPM). This means 2008 Citroen C6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2008 Citroen C6 | |
| Make | Alfa Romeo | Citroen |
| Model | 156 | C6 |
| Year Released | 2005 | 2008 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2178 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 185 HP | 168 HP |
| Engine RPM | 5000 RPM | 4000 RPM |
| Torque | 222 Nm | 370 Nm |
| Torque RPM | 5000 RPM | 1500 RPM |
| Engine Bore Size | 88 mm | 85 mm |
| Engine Stroke Size | 68.3 mm | 96 mm |
| Top Speed | 225 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 | 5 doors | 4 doors |
| Vehicle Weight | 1490 kg | 1895 kg |
| Vehicle Length | 4450 mm | 4910 mm |
| Vehicle Width | 1750 mm | 1870 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2910 mm |
| Fuel Consumption Overall | 11.8 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 72 L | 72 L |
