1981 Audi 100 vs. 1979 Renault 18
To start off, 1981 Audi 100 is newer by 2 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 1,647 cc (4 cylinders), 1979 Renault 18 is equipped with a bigger engine. In terms of performance, 1981 Audi 100 (85 HP @ 5600 RPM) has 5 more horse power than 1979 Renault 18. (80 HP @ 5000 RPM). In normal driving conditions, 1981 Audi 100 should accelerate faster than 1979 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 1981 Audi 100 weights approximately 85 kg more than 1979 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, 1979 Renault 18 (136 Nm @ 3000 RPM) has 12 more torque (in Nm) than 1981 Audi 100. (124 Nm @ 3200 RPM). This means 1979 Renault 18 will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi 100.
Compare all specifications:
| 1981 Audi 100 | 1979 Renault 18 | |
| Make | Audi | Renault |
| Model | 100 | 18 |
| Year Released | 1981 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 1587 cc | 1647 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 80 HP |
| Engine RPM | 5600 RPM | 5000 RPM |
| Torque | 124 Nm | 136 Nm |
| Torque RPM | 3200 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1110 kg | 1025 kg |
| Vehicle Length | 4600 mm | 4470 mm |
| Vehicle Width | 1770 mm | 1710 mm |
| Vehicle Height | 1400 mm | 1410 mm |
