2008 Audi S4 vs. 1989 Citroen XM
To start off, 2008 Audi S4 is newer by 19 year(s). Which means there will be less support and parts availability for 1989 Citroen XM. In addition, the cost of maintenance, including insurance, on 1989 Citroen XM would be higher. At 4,161 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (340 HP @ 7000 RPM) has 199 more horse power than 1989 Citroen XM. (141 HP @ 4600 RPM). In normal driving conditions, 2008 Audi S4 should accelerate faster than 1989 Citroen XM. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi S4 weights approximately 205 kg more than 1989 Citroen XM. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1989 Citroen XM. In wet, icy, snow, or gravel driving conditions, 2008 Audi S4 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 S4 (410 Nm @ 3500 RPM) has 185 more torque (in Nm) than 1989 Citroen XM. (225 Nm @ 2200 RPM). This means 2008 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1989 Citroen XM. 2008 Audi S4 has automatic transmission and 1989 Citroen XM has manual transmission. 1989 Citroen XM will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi S4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi S4 | 1989 Citroen XM | |
| Make | Audi | Citroen |
| Model | S4 | XM |
| Year Released | 2008 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 1905 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 141 HP |
| Engine RPM | 7000 RPM | 4600 RPM |
| Torque | 410 Nm | 225 Nm |
| Torque RPM | 3500 RPM | 2200 RPM |
| Engine Bore Size | 84.5 mm | 86 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Top Speed | 250 km/hour | 202 km/hour |
| Acceleration 0-100mph | 5.8 seconds | 10.1 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1705 kg | 1500 kg |
| Vehicle Length | 4590 mm | 4970 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2650 mm | 2860 mm |
| Fuel Tank Capacity | 63 L | 80 L |
