2005 Alfa Romeo 166 vs. 2007 Citroen C4
To start off, 2007 Citroen C4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 166 would be higher. At 1,997 cc (4 cylinders), 2007 Citroen C4 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 166 (148 HP @ 6500 RPM) has 10 more horse power than 2007 Citroen C4. (138 HP @ 6000 RPM). In normal driving conditions, 2005 Alfa Romeo 166 should accelerate faster than 2007 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 166 weights approximately 432 kg more than 2007 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 Citroen C4 (200 Nm @ 4000 RPM) has 19 more torque (in Nm) than 2005 Alfa Romeo 166. (181 Nm @ 3800 RPM). This means 2007 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 166. 2007 Citroen C4 has automatic transmission and 2005 Alfa Romeo 166 has manual transmission. 2005 Alfa Romeo 166 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Citroen C4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Alfa Romeo 166 | 2007 Citroen C4 | |
| Make | Alfa Romeo | Citroen |
| Model | 166 | C4 |
| Year Released | 2005 | 2007 |
| 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 | 138 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 181 Nm | 200 Nm |
| Torque RPM | 3800 RPM | 4000 RPM |
| Engine Compression Ratio | 10.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 206 km/hour | 201 km/hour |
| Acceleration 0-100mph | 9.8 seconds | 10.1 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 | 1495 kg | 1063 kg |
| Vehicle Length | 4730 mm | 4270 mm |
| Vehicle Width | 1810 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1460 mm |
| Wheelbase Size | 2710 mm | 2610 mm |
| Fuel Consumption Overall | 9.7 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
