1997 Citroen XM vs. 1978 Porsche 924
To start off, 1997 Citroen XM is newer by 19 year(s). Which means there will be less support and parts availability for 1978 Porsche 924. In addition, the cost of maintenance, including insurance, on 1978 Porsche 924 would be higher. At 2,946 cc (6 cylinders), 1997 Citroen XM is equipped with a bigger engine. In terms of performance, 1997 Citroen XM (191 HP @ 5500 RPM) has 67 more horse power than 1978 Porsche 924. (124 HP @ 5800 RPM). In normal driving conditions, 1997 Citroen XM should accelerate faster than 1978 Porsche 924. With that said, vehicle weight also plays an important factor in acceleration. 1997 Citroen XM weights approximately 411 kg more than 1978 Porsche 924. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1978 Porsche 924 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 1978 Porsche 924. However, in wet, icy, snow, or gravel driving conditions, 1997 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, 1997 Citroen XM (278 Nm @ 4000 RPM) has 114 more torque (in Nm) than 1978 Porsche 924. (164 Nm @ 3500 RPM). This means 1997 Citroen XM will have an easier job in driving up hills or pulling heavy equipment than 1978 Porsche 924.
Compare all specifications:
| 1997 Citroen XM | 1978 Porsche 924 | |
| Make | Citroen | Porsche |
| Model | XM | 924 |
| Year Released | 1997 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 2946 cc | 1984 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 191 HP | 124 HP |
| Engine RPM | 5500 RPM | 5800 RPM |
| Torque | 278 Nm | 164 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 93.1 mm | 86.5 mm |
| Engine Stroke Size | 73 mm | 84.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1591 kg | 1180 kg |
| Vehicle Length | 4720 mm | 4180 mm |
| Vehicle Width | 1800 mm | 1660 mm |
| Vehicle Height | 1400 mm | 1270 mm |
| Wheelbase Size | 2860 mm | 2410 mm |
| Fuel Tank Capacity | 80 L | 61 L |
