2008 Audi A6 vs. 1991 Citroen ZX
To start off, 2008 Audi A6 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 2,496 cc (6 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A6 (178 HP @ 4000 RPM) has 48 more horse power than 1991 Citroen ZX. (130 HP @ 6000 RPM). In normal driving conditions, 2008 Audi A6 should accelerate faster than 1991 Citroen ZX. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 786 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 2008 Audi A6 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 A6 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 A6 (370 Nm @ 1500 RPM) has 210 more torque (in Nm) than 1991 Citroen ZX. (160 Nm @ 4750 RPM). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen ZX.
Compare all specifications:
| 2008 Audi A6 | 1991 Citroen ZX | |
| Make | Audi | Citroen |
| Model | A6 | ZX |
| Year Released | 2008 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1905 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 178 HP | 130 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 370 Nm | 160 Nm |
| Torque RPM | 1500 RPM | 4750 RPM |
| Engine Bore Size | 78.3 mm | 83 mm |
| Engine Stroke Size | 86.4 mm | 88 mm |
| Engine Compression Ratio | 19.0:1 | 9.6:1 |
| Top Speed | 207 km/hour | 200 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 9.5 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1890 kg | 1104 kg |
| Vehicle Length | 4820 mm | 4090 mm |
| Vehicle Width | 1860 mm | 1710 mm |
| Vehicle Height | 1560 mm | 1410 mm |
| Wheelbase Size | 2760 mm | 2550 mm |
