2001 Alfa Romeo 156 vs. 2006 Citroen C4
To start off, 2006 Citroen C4 is newer by 5 year(s). Which means there will be less support and parts availability for 2001 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2001 Alfa Romeo 156 would be higher. At 1,596 cc (4 cylinders), 2001 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2001 Alfa Romeo 156 (113 HP @ 6200 RPM) has 2 more horse power than 2006 Citroen C4. (111 HP @ 4000 RPM). In normal driving conditions, 2001 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 126 kg more than 2001 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 Citroen C4 (240 Nm @ 4000 RPM) has 96 more torque (in Nm) than 2001 Alfa Romeo 156. (144 Nm @ 4500 RPM). This means 2006 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 2001 Alfa Romeo 156.
Compare all specifications:
| 2001 Alfa Romeo 156 | 2006 Citroen C4 | |
| Make | Alfa Romeo | Citroen |
| Model | 156 | C4 |
| Year Released | 2001 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1596 cc | 1560 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 113 HP | 111 HP |
| Engine RPM | 6200 RPM | 4000 RPM |
| Torque | 144 Nm | 240 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 75 mm |
| Engine Stroke Size | 75.6 mm | 88.3 mm |
| Engine Compression Ratio | 10.3:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1230 kg | 1356 kg |
| Vehicle Length | 4440 mm | 4270 mm |
| Vehicle Width | 1750 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1460 mm |
| Wheelbase Size | 2600 mm | 2610 mm |
| Fuel Tank Capacity | 63 L | 60 L |
