1989 Citroen XM vs. 2008 Porsche 911
To start off, 2008 Porsche 911 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 3,823 cc (6 cylinders), 2008 Porsche 911 is equipped with a bigger engine. In terms of performance, 2008 Porsche 911 (350 HP @ 6600 RPM) has 240 more horse power than 1989 Citroen XM. (110 HP @ 4300 RPM) In normal driving conditions, 2008 Porsche 911 should accelerate faster than 1989 Citroen XM. With that said, vehicle weight also plays an important factor in acceleration. 2008 Porsche 911 weights approximately 125 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 Porsche 911 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 2008 Porsche 911. 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, 2008 Porsche 911 (400 Nm @ 4600 RPM) has 145 more torque (in Nm) than 1989 Citroen XM. (255 Nm @ 2000 RPM). This means 2008 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1989 Citroen XM.
Compare all specifications:
| 1989 Citroen XM | 2008 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | XM | 911 |
| Year Released | 1989 | 2008 |
| Engine Position | Front | Rear |
| Engine Size | 2088 cc | 3823 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 110 HP | 350 HP |
| Engine RPM | 4300 RPM | 6600 RPM |
| Torque | 255 Nm | 400 Nm |
| Torque RPM | 2000 RPM | 4600 RPM |
| Engine Bore Size | 85 mm | 99 mm |
| Engine Stroke Size | 92 mm | 82.8 mm |
| Engine Compression Ratio | 21.5:1 | 11.8:1 |
| Top Speed | 192 km/hour | 293 km/hour |
| Acceleration 0-100mph | 12.7 seconds | 4.9 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1380 kg | 1505 kg |
| Vehicle Length | 4720 mm | 4430 mm |
| Vehicle Width | 1800 mm | 1810 mm |
| Vehicle Height | 1400 mm | 1310 mm |
| Wheelbase Size | 2860 mm | 2360 mm |
| Fuel Tank Capacity | 80 L | 64 L |
