2010 Citroen C4 vs. 2003 Alfa Romeo 156
To start off, 2010 Citroen C4 is newer by 7 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 156 would be higher. At 3,179 cc (6 cylinders), 2003 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (247 HP @ 6200 RPM) has 129 more horse power than 2010 Citroen C4. (118 HP @ 6000 RPM) In normal driving conditions, 2003 Alfa Romeo 156 should accelerate faster than 2010 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 156 weights approximately 260 kg more than 2010 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, 2003 Alfa Romeo 156 (306 Nm @ 4800 RPM) has 146 more torque (in Nm) than 2010 Citroen C4. (160 Nm @ 4250 RPM). This means 2003 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2010 Citroen C4.
Compare all specifications:
| 2010 Citroen C4 | 2003 Alfa Romeo 156 | |
| Make | Citroen | Alfa Romeo |
| Model | C4 | 156 |
| Year Released | 2010 | 2003 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 3179 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 118 HP | 247 HP |
| Engine RPM | 6000 RPM | 6200 RPM |
| Torque | 160 Nm | 306 Nm |
| Torque RPM | 4250 RPM | 4800 RPM |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1275 kg | 1535 kg |
| Vehicle Length | 4270 mm | 4450 mm |
| Vehicle Width | 1780 mm | 1750 mm |
| Vehicle Height | 1460 mm | 1400 mm |
| Wheelbase Size | 2610 mm | 2550 mm |
| Fuel Consumption Overall | 6.7 L/100km | 12.3 L/100km |
| Fuel Tank Capacity | 60 L | 63 L |
