2005 Alfa Romeo 156 vs. 2006 Citroen C4
To start off, 2006 Citroen C4 is newer by 1 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 2,387 cc (6 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (190 HP @ 6300 RPM) has 76 more horse power than 2006 Citroen C4. (114 HP @ 4000 RPM). In normal driving conditions, 2005 Alfa Romeo 156 should accelerate faster than 2006 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Citroen C4 weights approximately 85 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, 2005 Alfa Romeo 156 (218 Nm @ 5000 RPM) has 58 more torque (in Nm) than 2006 Citroen C4. (160 Nm @ 4000 RPM). This means 2005 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2006 Citroen C4.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2006 Citroen C4 | |
| Make | Alfa Romeo | Citroen |
| Model | 156 | C4 |
| Year Released | 2005 | 2006 |
| Body Type | Station Wagon | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1749 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 114 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 218 Nm | 160 Nm |
| Torque RPM | 5000 RPM | 4000 RPM |
| Engine Bore Size | 88 mm | 82.7 mm |
| Engine Stroke Size | 68.3 mm | 81.4 mm |
| Engine Compression Ratio | 10.3:1 | 10.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 230 km/hour | 190 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 12.5 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1470 kg | 1555 kg |
| Vehicle Length | 4450 mm | 4280 mm |
| Vehicle Width | 1750 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1640 mm |
| Wheelbase Size | 2600 mm | 2770 mm |
| Fuel Consumption Overall | 11.9 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 63 L | 55 L |
