2006 Citroen C4 vs. 1983 Renault 18
To start off, 2006 Citroen C4 is newer by 23 year(s). Which means there will be less support and parts availability for 1983 Renault 18. In addition, the cost of maintenance, including insurance, on 1983 Renault 18 would be higher. At 1,997 cc (4 cylinders), 2006 Citroen C4 is equipped with a bigger engine. In terms of performance, 2006 Citroen C4 (90 HP @ 1900 RPM) has 10 more horse power than 1983 Renault 18. (80 HP @ 5000 RPM). In normal driving conditions, 2006 Citroen C4 should accelerate faster than 1983 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 2006 Citroen C4 weights approximately 350 kg more than 1983 Renault 18. 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 C4 (205 Nm @ 1900 RPM) has 69 more torque (in Nm) than 1983 Renault 18. (136 Nm @ 3000 RPM). This means 2006 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 1983 Renault 18.
Compare all specifications:
| 2006 Citroen C4 | 1983 Renault 18 | |
| Make | Citroen | Renault |
| Model | C4 | 18 |
| Year Released | 2006 | 1983 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1647 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 90 HP | 80 HP |
| Engine RPM | 1900 RPM | 5000 RPM |
| Torque | 205 Nm | 136 Nm |
| Torque RPM | 1900 RPM | 3000 RPM |
| Engine Bore Size | 85 mm | 81.1 mm |
| Engine Stroke Size | 88 mm | 83.5 mm |
| Engine Compression Ratio | 18.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1375 kg | 1025 kg |
| Vehicle Length | 4280 mm | 4470 mm |
| Vehicle Width | 1760 mm | 1710 mm |
| Vehicle Height | 1640 mm | 1410 mm |
