1991 Citroen ZX vs. 2013 Audi A7
To start off, 2013 Audi A7 is newer by 22 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 2,995 cc (6 cylinders), 2013 Audi A7 is equipped with a bigger engine. In terms of performance, 2013 Audi A7 (414 HP @ 5300 RPM) has 343 more horse power than 1991 Citroen ZX. (71 HP @ 4600 RPM) In normal driving conditions, 2013 Audi A7 should accelerate faster than 1991 Citroen ZX. With that said, vehicle weight also plays an important factor in acceleration. 2013 Audi A7 weights approximately 910 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 2013 Audi A7 is all wheel drive (AWD), it will have significant more traction and grip than 1991 Citroen ZX. In wet, icy, snow, or gravel driving conditions, 2013 Audi A7 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, 2013 Audi A7 (549 Nm) has 427 more torque (in Nm) than 1991 Citroen ZX. (122 Nm). This means 2013 Audi A7 will have an easier job in driving up hills or pulling heavy equipment than 1991 Citroen ZX.
Compare all specifications:
| 1991 Citroen ZX | 2013 Audi A7 | |
| Make | Citroen | Audi |
| Model | ZX | A7 |
| Year Released | 1991 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 2995 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | single |
| Horse Power | 71 HP | 414 HP |
| Engine RPM | 4600 RPM | 5300 RPM |
| Torque | 122 Nm | 549 Nm |
| Engine Bore Size | 83.1 mm | 84.5 mm |
| Engine Stroke Size | 88 mm | 89 mm |
| Engine Compression Ratio | 23.0:1 | 10.3:1 |
| Drive Type | Front | AWD |
| Transmission Type | Manual | Single Speed |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1035 kg | 1945 kg |
| Vehicle Length | 4070 mm | 4980 mm |
| Vehicle Width | 1710 mm | 2139 mm |
| Vehicle Height | 1410 mm | 1408 mm |
| Wheelbase Size | 2550 mm | 2914 mm |
