2006 Audi A4 vs. 1987 Citroen AX
To start off, 2006 Audi A4 is newer by 19 year(s). Which means there will be less support and parts availability for 1987 Citroen AX. In addition, the cost of maintenance, including insurance, on 1987 Citroen AX would be higher. At 1,799 cc (4 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (171 HP @ 5900 RPM) has 86 more horse power than 1987 Citroen AX. (85 HP @ 6400 RPM). In normal driving conditions, 2006 Audi A4 should accelerate faster than 1987 Citroen AX. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 553 kg more than 1987 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, 2006 Audi A4 (225 Nm @ 1950 RPM) has 110 more torque (in Nm) than 1987 Citroen AX. (115 Nm @ 4000 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1987 Citroen AX.
Compare all specifications:
| 2006 Audi A4 | 1987 Citroen AX | |
| Make | Audi | Citroen |
| Model | A4 | AX |
| Year Released | 2006 | 1987 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1799 cc | 1358 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 171 HP | 85 HP |
| Engine RPM | 5900 RPM | 6400 RPM |
| Torque | 225 Nm | 115 Nm |
| Torque RPM | 1950 RPM | 4000 RPM |
| Engine Compression Ratio | 10.5:1 | 9.3:1 |
| Top Speed | 209 km/hour | 177 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1275 kg | 722 kg |
| Vehicle Length | 4550 mm | 3540 mm |
| Vehicle Width | 1780 mm | 1610 mm |
| Vehicle Height | 1430 mm | 1350 mm |
| Wheelbase Size | 2660 mm | 2290 mm |
