1989 Citroen AX vs. 1981 Renault 18
To start off, 1989 Citroen AX is newer by 8 year(s). Which means there will be less support and parts availability for 1981 Renault 18. In addition, the cost of maintenance, including insurance, on 1981 Renault 18 would be higher. At 2,068 cc (4 cylinders), 1981 Renault 18 is equipped with a bigger engine. In terms of performance, 1981 Renault 18 (66 HP @ 4500 RPM) has 14 more horse power than 1989 Citroen AX. (52 HP @ 5000 RPM) In normal driving conditions, 1981 Renault 18 should accelerate faster than 1989 Citroen AX. With that said, vehicle weight also plays an important factor in acceleration. 1981 Renault 18 weights approximately 325 kg more than 1989 Citroen AX. 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, 1981 Renault 18 (124 Nm @ 2250 RPM) has 38 more torque (in Nm) than 1989 Citroen AX. (86 Nm @ 2500 RPM). This means 1981 Renault 18 will have an easier job in driving up hills or pulling heavy equipment than 1989 Citroen AX.
Compare all specifications:
| 1989 Citroen AX | 1981 Renault 18 | |
| Make | Citroen | Renault |
| Model | AX | 18 |
| Year Released | 1989 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1360 cc | 2068 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 52 HP | 66 HP |
| Engine RPM | 5000 RPM | 4500 RPM |
| Torque | 86 Nm | 124 Nm |
| Torque RPM | 2500 RPM | 2250 RPM |
| Engine Bore Size | 75 mm | 86.1 mm |
| Engine Stroke Size | 77 mm | 89 mm |
| Drive Type | Front | Front |
| Vehicle Weight | 725 kg | 1050 kg |
| Vehicle Length | 3540 mm | 4410 mm |
| Vehicle Width | 1580 mm | 1710 mm |
| Vehicle Height | 1350 mm | 1410 mm |
| Wheelbase Size | 2290 mm | 2450 mm |
