1973 Citroen SM vs. 1990 Porsche 911
To start off, 1990 Porsche 911 is newer by 17 year(s). Which means there will be less support and parts availability for 1973 Citroen SM. In addition, the cost of maintenance, including insurance, on 1973 Citroen SM would be higher. At 3,163 cc (6 cylinders), 1990 Porsche 911 is equipped with a bigger engine. In terms of performance, 1990 Porsche 911 (228 HP) has 48 more horse power than 1973 Citroen SM. (180 HP) In normal driving conditions, 1990 Porsche 911 should accelerate faster than 1973 Citroen SM.
Because 1990 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 1990 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 1973 Citroen SM, 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, 1990 Porsche 911 (286 Nm) has 53 more torque (in Nm) than 1973 Citroen SM. (233 Nm). This means 1990 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen SM.
Compare all specifications:
| 1973 Citroen SM | 1990 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | SM | 911 |
| Year Released | 1973 | 1990 |
| Body Type | Coupe | Roadster |
| Engine Position | Front | Rear |
| Engine Size | 2670 cc | 3163 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 180 HP | 228 HP |
| Torque | 233 Nm | 286 Nm |
| Drive Type | Front | Rear |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4920 mm | 4300 mm |
| Vehicle Width | 1840 mm | 1660 mm |
| Vehicle Height | 1330 mm | 1260 mm |
