1989 Citroen XM vs. 1977 Porsche 912
To start off, 1989 Citroen XM is newer by 12 year(s). Which means there will be less support and parts availability for 1977 Porsche 912. In addition, the cost of maintenance, including insurance, on 1977 Porsche 912 would be higher. At 1,971 cc (4 cylinders), 1977 Porsche 912 is equipped with a bigger engine. In terms of performance, 1989 Citroen XM (141 HP @ 4600 RPM) has 54 more horse power than 1977 Porsche 912. (87 HP @ 4900 RPM). In normal driving conditions, 1989 Citroen XM should accelerate faster than 1977 Porsche 912. With that said, vehicle weight also plays an important factor in acceleration. 1989 Citroen XM weights approximately 360 kg more than 1977 Porsche 912. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1977 Porsche 912 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 1977 Porsche 912. 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 (225 Nm @ 2200 RPM) has 89 more torque (in Nm) than 1977 Porsche 912. (136 Nm @ 4000 RPM). This means 1989 Citroen XM will have an easier job in driving up hills or pulling heavy equipment than 1977 Porsche 912.
Compare all specifications:
| 1989 Citroen XM | 1977 Porsche 912 | |
| Make | Citroen | Porsche |
| Model | XM | 912 |
| Year Released | 1989 | 1977 |
| Engine Position | Front | Rear |
| Engine Size | 1905 cc | 1971 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 141 HP | 87 HP |
| Engine RPM | 4600 RPM | 4900 RPM |
| Torque | 225 Nm | 136 Nm |
| Torque RPM | 2200 RPM | 4000 RPM |
| Engine Bore Size | 86 mm | 94 mm |
| Engine Stroke Size | 86 mm | 71 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1500 kg | 1140 kg |
| Vehicle Length | 4970 mm | 4170 mm |
| Vehicle Width | 1800 mm | 1610 mm |
| Vehicle Height | 1470 mm | 1310 mm |
| Wheelbase Size | 2860 mm | 2220 mm |
