2009 Citroen C5 vs. 2001 Alfa Romeo 166
To start off, 2009 Citroen C5 is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2001 Alfa Romeo 166 would be higher. At 2,492 cc (6 cylinders), 2001 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2001 Alfa Romeo 166 (190 HP @ 6300 RPM) has 82 more horse power than 2009 Citroen C5. (108 HP @ 4000 RPM) In normal driving conditions, 2001 Alfa Romeo 166 should accelerate faster than 2009 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C5 weights approximately 58 kg more than 2001 Alfa Romeo 166.
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, 2009 Citroen C5 (240 Nm @ 1750 RPM) has 14 more torque (in Nm) than 2001 Alfa Romeo 166. (226 Nm @ 5000 RPM). This means 2009 Citroen C5 will have an easier job in driving up hills or pulling heavy equipment than 2001 Alfa Romeo 166. 2001 Alfa Romeo 166 has automatic transmission and 2009 Citroen C5 has manual transmission. 2009 Citroen C5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 Alfa Romeo 166 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Citroen C5 | 2001 Alfa Romeo 166 | |
| Make | Citroen | Alfa Romeo |
| Model | C5 | 166 |
| Year Released | 2009 | 2001 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1558 cc | 2492 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 108 HP | 190 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 240 Nm | 226 Nm |
| Torque RPM | 1750 RPM | 5000 RPM |
| Engine Bore Size | 75 mm | 88 mm |
| Engine Stroke Size | 88 mm | 68.3 mm |
| Engine Compression Ratio | 18.0:1 | 10.3:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 191 km/hour | 220 km/hour |
| Acceleration 0-100mph | 13.4 seconds | 9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1578 kg | 1520 kg |
| Vehicle Length | 4790 mm | 4730 mm |
| Vehicle Width | 1860 mm | 1820 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 2820 mm | 2710 mm |
| Fuel Tank Capacity | 71 L | 72 L |
