2002 Opel Signum vs. 1983 Renault 18
To start off, 2002 Opel Signum is newer by 19 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 2,172 cc (4 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (153 HP @ 5600 RPM) has 73 more horse power than 1983 Renault 18. (80 HP @ 5000 RPM). In normal driving conditions, 2002 Opel Signum should accelerate faster than 1983 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 460 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, 2002 Opel Signum (250 Nm @ 3800 RPM) has 114 more torque (in Nm) than 1983 Renault 18. (136 Nm @ 3000 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1983 Renault 18.
Compare all specifications:
| 2002 Opel Signum | 1983 Renault 18 | |
| Make | Opel | Renault |
| Model | Signum | 18 |
| Year Released | 2002 | 1983 |
| Engine Position | Front | Front |
| Engine Size | 2172 cc | 1647 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 153 HP | 80 HP |
| Engine RPM | 5600 RPM | 5000 RPM |
| Torque | 250 Nm | 136 Nm |
| Torque RPM | 3800 RPM | 3000 RPM |
| Engine Compression Ratio | 12.0:1 | 10.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1485 kg | 1025 kg |
| Vehicle Length | 4640 mm | 4470 mm |
| Vehicle Width | 1800 mm | 1710 mm |
| Vehicle Height | 1470 mm | 1410 mm |
