2006 Citroen C5 vs. 1991 Opel Astra
To start off, 2006 Citroen C5 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 1,996 cc (4 cylinders), 2006 Citroen C5 is equipped with a bigger engine. In terms of performance, 2006 Citroen C5 (134 HP @ 4000 RPM) has 78 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM). In normal driving conditions, 2006 Citroen C5 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Citroen C5 weights approximately 538 kg more than 1991 Opel Astra. 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 C5 (320 Nm @ 2000 RPM) has 215 more torque (in Nm) than 1991 Opel Astra. (105 Nm @ 2400 RPM). This means 2006 Citroen C5 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 2006 Citroen C5 | 1991 Opel Astra | |
| Make | Citroen | Opel |
| Model | C5 | Astra |
| Year Released | 2006 | 1991 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1996 cc | 1698 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 134 HP | 56 HP |
| Engine RPM | 4000 RPM | 4600 RPM |
| Torque | 320 Nm | 105 Nm |
| Torque RPM | 2000 RPM | 2400 RPM |
| Engine Bore Size | 85 mm | 82.5 mm |
| Engine Stroke Size | 88 mm | 79.5 mm |
| Engine Compression Ratio | 18.0:1 | 23.0:1 |
| Top Speed | 205 km/hour | 150 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1573 kg | 1035 kg |
| Vehicle Length | 4750 mm | 4250 mm |
| Vehicle Width | 1790 mm | 1690 mm |
| Vehicle Height | 1480 mm | 1430 mm |
| Wheelbase Size | 2760 mm | 2530 mm |
| Fuel Tank Capacity | 66 L | 52 L |
