2009 Audi A8 vs. 1991 Citroen ZX
To start off, 2009 Audi A8 is newer by 18 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 2,976 cc (6 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (217 HP @ 6300 RPM) has 128 more horse power than 1991 Citroen ZX. (89 HP @ 6400 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 1991 Citroen ZX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 670 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, 2009 Audi A8 (300 Nm @ 8200 RPM) has 167 more torque (in Nm) than 1991 Citroen ZX. (133 Nm @ 3000 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen ZX.
Compare all specifications:
| 2009 Audi A8 | 1991 Citroen ZX | |
| Make | Audi | Citroen |
| Model | A8 | ZX |
| Year Released | 2009 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 1579 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 217 HP | 89 HP |
| Engine RPM | 6300 RPM | 6400 RPM |
| Torque | 300 Nm | 133 Nm |
| Torque RPM | 8200 RPM | 3000 RPM |
| Top Speed | 240 km/hour | 180 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1670 kg | 1000 kg |
| Vehicle Length | 5060 mm | 4070 mm |
| Vehicle Width | 1900 mm | 1710 mm |
| Vehicle Height | 1450 mm | 1410 mm |
| Wheelbase Size | 2950 mm | 2430 mm |
