2007 Alfa Romeo 166 vs. 2004 Citroen C4
To start off, 2007 Alfa Romeo 166 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Citroen C4. In addition, the cost of maintenance, including insurance, on 2004 Citroen C4 would be higher. At 2,387 cc (5 cylinders), 2007 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 166 (178 HP @ 4000 RPM) has 40 more horse power than 2004 Citroen C4. (138 HP @ 4000 RPM). In normal driving conditions, 2007 Alfa Romeo 166 should accelerate faster than 2004 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo 166 weights approximately 240 kg more than 2004 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, 2007 Alfa Romeo 166 (385 Nm @ 2000 RPM) has 65 more torque (in Nm) than 2004 Citroen C4. (320 Nm @ 2000 RPM). This means 2007 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2004 Citroen C4.
Compare all specifications:
| 2007 Alfa Romeo 166 | 2004 Citroen C4 | |
| Make | Alfa Romeo | Citroen |
| Model | 166 | C4 |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1996 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 178 HP | 138 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 385 Nm | 320 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Top Speed | 217 km/hour | 208 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 9.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1615 kg | 1375 kg |
| Vehicle Length | 4730 mm | 4280 mm |
| Vehicle Width | 1810 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1460 mm |
| Wheelbase Size | 2710 mm | 2610 mm |
| Fuel Consumption Overall | 7.5 L/100km | 5.4 L/100km |
| Fuel Tank Capacity | 69 L | 60 L |
