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 2,387 cc (5 cylinders), 2006 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 156 (173 HP @ 4000 RPM) has 65 more horse power than 2011 Citroen C4. (108 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. 2011 Citroen C4 weights approximately 104 kg more than 2006 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, 2006 Alfa Romeo 156 (385 Nm @ 2000 RPM) has 145 more torque (in Nm) than 2011 Citroen C4. (240 Nm @ 1750 RPM). This means 2006 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2011 Citroen C4. 2011 Citroen C4 has automatic transmission and 2006 Alfa Romeo 156 has manual transmission. 2006 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Citroen C4 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 | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1560 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 108 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 385 Nm | 240 Nm |
| Torque RPM | 2000 RPM | 1750 RPM |
| Engine Bore Size | 82 mm | 75 mm |
| Engine Stroke Size | 90.4 mm | 88 mm |
| Engine Compression Ratio | 18.5:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 225 km/hour | 180 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 14.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 1614 kg |
| Vehicle Length | 4440 mm | 4590 mm |
| Vehicle Width | 1750 mm | 1840 mm |
| Vehicle Height | 1440 mm | 1630 mm |
| Wheelbase Size | 2550 mm | 2730 mm |
| Fuel Consumption Overall | 6.6 L/100km | 5.9 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
