2004 Citroen C5 vs. 1979 Renault 18
To start off, 2004 Citroen C5 is newer by 25 year(s). Which means there will be less support and parts availability for 1979 Renault 18. In addition, the cost of maintenance, including insurance, on 1979 Renault 18 would be higher. At 1,997 cc (4 cylinders), 2004 Citroen C5 is equipped with a bigger engine. In terms of performance, 1979 Renault 18 (80 HP @ 5000 RPM) has 21 more horse power than 2004 Citroen C5. (59 HP @ 6000 RPM) In normal driving conditions, 1979 Renault 18 should accelerate faster than 2004 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2004 Citroen C5 weights approximately 369 kg more than 1979 Renault 18.
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, 1979 Renault 18 (136 Nm @ 3000 RPM) has 19 more torque (in Nm) than 2004 Citroen C5. (117 Nm @ 4000 RPM). This means 1979 Renault 18 will have an easier job in driving up hills or pulling heavy equipment than 2004 Citroen C5.
Compare all specifications:
| 2004 Citroen C5 | 1979 Renault 18 | |
| Make | Citroen | Renault |
| Model | C5 | 18 |
| Year Released | 2004 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1647 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 80 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Torque | 117 Nm | 136 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 85 mm | 81 mm |
| Engine Stroke Size | 88 mm | 83.5 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1394 kg | 1025 kg |
| Vehicle Length | 4750 mm | 4470 mm |
| Vehicle Width | 1790 mm | 1710 mm |
| Vehicle Height | 1480 mm | 1410 mm |
