2006 Alfa Romeo 156 vs. 2011 Citroen C4
To start off, 2011 Citroen C4 is newer by 5 year(s). Which means there will be less support and parts availability for 2006 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2006 Alfa Romeo 156 would be higher. At 1,995 cc (4 cylinders), 2011 Citroen C4 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 156 (149 HP @ 6300 RPM) has 15 more horse power than 2011 Citroen C4. (134 HP @ 4000 RPM). In normal driving conditions, 2006 Alfa Romeo 156 should accelerate faster than 2011 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 156 weights approximately 129 kg more than 2011 Citroen C4. 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, 2011 Citroen C4 (320 Nm @ 2000 RPM) has 139 more torque (in Nm) than 2006 Alfa Romeo 156. (181 Nm @ 3800 RPM). This means 2011 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 156. 2006 Alfa Romeo 156 has automatic transmission and 2011 Citroen C4 has manual transmission. 2011 Citroen C4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Alfa Romeo 156 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Alfa Romeo 156 | 2011 Citroen C4 | |
| Make | Alfa Romeo | Citroen |
| Model | 156 | C4 |
| Year Released | 2006 | 2011 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 149 HP | 134 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 181 Nm | 320 Nm |
| Torque RPM | 3800 RPM | 2000 RPM |
| Engine Bore Size | 83 mm | 85 mm |
| Engine Stroke Size | 91 mm | 88 mm |
| Engine Compression Ratio | 10.0:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 214 km/hour | 207 km/hour |
| Acceleration 0-100mph | 8.8 seconds | 10.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1585 kg | 1456 kg |
| Vehicle Length | 4440 mm | 4270 mm |
| Vehicle Width | 1750 mm | 1780 mm |
| Vehicle Height | 1440 mm | 1460 mm |
| Wheelbase Size | 2600 mm | 2610 mm |
| Fuel Consumption Overall | 8.7 L/100km | 5.4 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
