2004 Audi A4 vs. 1991 Citroen ZX
To start off, 2004 Audi A4 is newer by 13 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 2,496 cc (6 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (160 HP @ 4000 RPM) has 71 more horse power than 1991 Citroen ZX. (89 HP @ 6400 RPM). In normal driving conditions, 2004 Audi A4 should accelerate faster than 1991 Citroen ZX. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 530 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.
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, 2004 Audi A4 (310 Nm @ 1400 RPM) has 177 more torque (in Nm) than 1991 Citroen ZX. (133 Nm @ 3000 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen ZX.
Compare all specifications:
| 2004 Audi A4 | 1991 Citroen ZX | |
| Make | Audi | Citroen |
| Model | A4 | ZX |
| Year Released | 2004 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1579 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 160 HP | 89 HP |
| Engine RPM | 4000 RPM | 6400 RPM |
| Torque | 310 Nm | 133 Nm |
| Torque RPM | 1400 RPM | 3000 RPM |
| Engine Bore Size | 78.4 mm | 83 mm |
| Engine Stroke Size | 86.4 mm | 73 mm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1530 kg | 1000 kg |
| Vehicle Length | 4590 mm | 4070 mm |
| Vehicle Width | 1780 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1410 mm |
| Wheelbase Size | 2430 mm | 2430 mm |
