1991 Opel Astra vs. 2011 Citroen C1
To start off, 2011 Citroen C1 is newer by 20 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 1,700 cc (4 cylinders), 1991 Opel Astra is equipped with a bigger engine. In terms of performance, 2011 Citroen C1 (67 HP @ 6000 RPM) has 11 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM) In normal driving conditions, 2011 Citroen C1 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2011 Citroen C1 weights approximately 422 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, 1991 Opel Astra (105 Nm @ 2400 RPM) has 12 more torque (in Nm) than 2011 Citroen C1. (93 Nm @ 3600 RPM). This means 1991 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2011 Citroen C1.
Compare all specifications:
| 1991 Opel Astra | 2011 Citroen C1 | |
| Make | Opel | Citroen |
| Model | Astra | C1 |
| Year Released | 1991 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1700 cc | 996 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 56 HP | 67 HP |
| Engine RPM | 4600 RPM | 6000 RPM |
| Torque | 105 Nm | 93 Nm |
| Torque RPM | 2400 RPM | 3600 RPM |
| Engine Compression Ratio | 23.0:1 | 23.0:1 |
| Top Speed | 150 km/hour | 157 km/hour |
| Acceleration 0-100mph | 18.8 seconds | 13.7 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 3 doors |
| Vehicle Weight | 1050 kg | 1472 kg |
| Vehicle Length | 4060 mm | 3440 mm |
| Vehicle Width | 1670 mm | 1640 mm |
| Vehicle Height | 1430 mm | 1480 mm |
| Wheelbase Size | 2530 mm | 2350 mm |
| Fuel Tank Capacity | 40 L | 35 L |
