2005 Audi A4 vs. 1991 Citroen ZX
To start off, 2005 Audi A4 is newer by 14 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 1,785 cc (4 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (174 HP @ 4000 RPM) has 99 more horse power than 1991 Citroen ZX. (75 HP @ 5800 RPM). In normal driving conditions, 2005 Audi A4 should accelerate faster than 1991 Citroen ZX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 595 kg more than 1991 Citroen ZX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 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, 2005 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, 2005 Audi A4 (230 Nm) has 120 more torque (in Nm) than 1991 Citroen ZX. (110 Nm). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen ZX.
Compare all specifications:
| 2005 Audi A4 | 1991 Citroen ZX | |
| Make | Audi | Citroen |
| Model | A4 | ZX |
| Year Released | 2005 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1785 cc | 1360 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 174 HP | 75 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 230 Nm | 110 Nm |
| Engine Bore Size | 81 mm | 75 mm |
| Engine Stroke Size | 86 mm | 77 mm |
| Engine Compression Ratio | 9.3:1 | 9.3:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1595 kg | 1000 kg |
| Vehicle Length | 4550 mm | 4070 mm |
| Vehicle Width | 1770 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1410 mm |
| Wheelbase Size | 2660 mm | 2550 mm |
| Fuel Tank Capacity | 63 L | 56 L |
