2004 Citroen C5 vs. 1981 Opel Ascona
To start off, 2004 Citroen C5 is newer by 23 year(s). Which means there will be less support and parts availability for 1981 Opel Ascona. In addition, the cost of maintenance, including insurance, on 1981 Opel Ascona would be higher. At 1,761 cc (4 cylinders), 2004 Citroen C5 is equipped with a bigger engine. In terms of performance, 1981 Opel Ascona (81 HP @ 5400 RPM) has 24 more horse power than 2004 Citroen C5. (57 HP @ 5500 RPM) In normal driving conditions, 1981 Opel Ascona should accelerate faster than 2004 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2004 Citroen C5 weights approximately 408 kg more than 1981 Opel Ascona.
Let's talk about torque, 1981 Opel Ascona (134 Nm @ 2600 RPM) has 24 more torque (in Nm) than 2004 Citroen C5. (110 Nm @ 4000 RPM). This means 1981 Opel Ascona will have an easier job in driving up hills or pulling heavy equipment than 2004 Citroen C5.
Compare all specifications:
| 2004 Citroen C5 | 1981 Opel Ascona | |
| Make | Citroen | Opel |
| Model | C5 | Ascona |
| Year Released | 2004 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1761 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 57 HP | 81 HP |
| Engine RPM | 5500 RPM | 5400 RPM |
| Torque | 110 Nm | 134 Nm |
| Torque RPM | 4000 RPM | 2600 RPM |
| Engine Bore Size | 82.7 mm | 79 mm |
| Engine Stroke Size | 81.4 mm | 81.5 mm |
| Engine Compression Ratio | 10.8:1 | 10.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1422 kg | 1014 kg |
| Vehicle Length | 4850 mm | 4380 mm |
| Vehicle Width | 1790 mm | 1680 mm |
| Vehicle Height | 1520 mm | 1400 mm |
| Wheelbase Size | 2770 mm | 2580 mm |
