1970 Audi Super 90 vs. 1989 Citroen XM
To start off, 1989 Citroen XM is newer by 19 year(s). Which means there will be less support and parts availability for 1970 Audi Super 90. In addition, the cost of maintenance, including insurance, on 1970 Audi Super 90 would be higher. At 2,975 cc (6 cylinders), 1989 Citroen XM is equipped with a bigger engine. In terms of performance, 1989 Citroen XM (170 HP @ 5600 RPM) has 85 more horse power than 1970 Audi Super 90. (85 HP @ 5600 RPM) In normal driving conditions, 1989 Citroen XM should accelerate faster than 1970 Audi Super 90.
Because 1970 Audi Super 90 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1970 Audi Super 90. However, in wet, icy, snow, or gravel driving conditions, 1989 Citroen XM, being front wheel drive (FWD), will offer much better control with better grip. 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, 1989 Citroen XM (240 Nm) has 91 more torque (in Nm) than 1970 Audi Super 90. (149 Nm). This means 1989 Citroen XM will have an easier job in driving up hills or pulling heavy equipment than 1970 Audi Super 90.
Compare all specifications:
| 1970 Audi Super 90 | 1989 Citroen XM | |
| Make | Audi | Citroen |
| Model | Super 90 | XM |
| Year Released | 1970 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 1759 cc | 2975 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 85 HP | 170 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 149 Nm | 240 Nm |
| Engine Bore Size | 81.5 mm | 93 mm |
| Engine Stroke Size | 84.3 mm | 73 mm |
| Engine Compression Ratio | 10.6:1 | 9.5:1 |
| Top Speed | 165 km/hour | 214 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Length | 4390 mm | 4960 mm |
| Vehicle Width | 1630 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1400 mm |
| Wheelbase Size | 2500 mm | 2860 mm |
