2008 Audi A4 vs. 1991 Citroen ZX
To start off, 2008 Audi A4 is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Citroen ZX. In addition, the cost of maintenance, including insurance, on 1991 Citroen ZX would be higher. At 1,905 cc (4 cylinders), 1991 Citroen ZX is equipped with a bigger engine. In terms of performance, 1991 Citroen ZX (130 HP @ 6000 RPM) has 16 more horse power than 2008 Audi A4. (114 HP @ 4000 RPM) In normal driving conditions, 1991 Citroen ZX should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A4 weights approximately 171 kg more than 1991 Citroen ZX.
Because 2008 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Citroen ZX. In wet, icy, snow, or gravel driving conditions, 2008 Audi A4 will offer significantly more control. 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, 2008 Audi A4 (285 Nm @ 1900 RPM) has 125 more torque (in Nm) than 1991 Citroen ZX. (160 Nm @ 4750 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen ZX.
Compare all specifications:
| 2008 Audi A4 | 1991 Citroen ZX | |
| Make | Audi | Citroen |
| Model | A4 | ZX |
| Year Released | 2008 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 1905 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 130 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 285 Nm | 160 Nm |
| Torque RPM | 1900 RPM | 4750 RPM |
| Engine Bore Size | 79.6 mm | 83 mm |
| Engine Stroke Size | 95.5 mm | 88 mm |
| Engine Compression Ratio | 19.0:1 | 9.6:1 |
| Acceleration 0-100mph | 10.6 seconds | 9.5 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1275 kg | 1104 kg |
| Vehicle Length | 4550 mm | 4090 mm |
| Vehicle Width | 1780 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1410 mm |
| Wheelbase Size | 2660 mm | 2550 mm |
