2006 Alfa Romeo 166 vs. 2006 Citroen C4
To start off, both 2006 Alfa Romeo 166 and 2006 Citroen C4 were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 1,997 cc (4 cylinders), 2006 Citroen C4 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 166 (148 HP @ 6500 RPM) has 14 more horse power than 2006 Citroen C4. (134 HP @ 6000 RPM). In normal driving conditions, 2006 Alfa Romeo 166 should accelerate faster than 2006 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 166 weights approximately 141 kg more than 2006 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, 2006 Citroen C4 (190 Nm @ 4100 RPM) has 9 more torque (in Nm) than 2006 Alfa Romeo 166. (181 Nm @ 3800 RPM). This means 2006 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 166.
Compare all specifications:
| 2006 Alfa Romeo 166 | 2006 Citroen C4 | |
| Make | Alfa Romeo | Citroen |
| Model | 166 | C4 |
| Year Released | 2006 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1997 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 134 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 181 Nm | 190 Nm |
| Torque RPM | 3800 RPM | 4100 RPM |
| Engine Bore Size | 83 mm | 85.1 mm |
| Engine Stroke Size | 91 mm | 88 mm |
| Engine Compression Ratio | 10.0:1 | 10.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 9.8 seconds | 10.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1495 kg | 1354 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 | 9.9 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 69 L | 60 L |
