1972 Citroen SM vs. 2004 Porsche 911
To start off, 2004 Porsche 911 is newer by 32 year(s). Which means there will be less support and parts availability for 1972 Citroen SM. In addition, the cost of maintenance, including insurance, on 1972 Citroen SM would be higher. At 3,600 cc (6 cylinders), 2004 Porsche 911 is equipped with a bigger engine. In terms of performance, 2004 Porsche 911 (377 HP) has 197 more horse power than 1972 Citroen SM. (180 HP) In normal driving conditions, 2004 Porsche 911 should accelerate faster than 1972 Citroen SM.
Because 2004 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 2004 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 1972 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, 2004 Porsche 911 (385 Nm) has 154 more torque (in Nm) than 1972 Citroen SM. (231 Nm). This means 2004 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM.
Compare all specifications:
| 1972 Citroen SM | 2004 Porsche 911 | |
| Make | Citroen | Porsche |
| Model | SM | 911 |
| Year Released | 1972 | 2004 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2668 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 180 HP | 377 HP |
| Torque | 231 Nm | 385 Nm |
| Engine Bore Size | 86.9 mm | 100 mm |
| Engine Stroke Size | 74.9 mm | 76.4 mm |
| Engine Compression Ratio | 9.0:1 | 11.7:1 |
| Top Speed | 218 km/hour | 306 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4920 mm | 4440 mm |
| Vehicle Width | 1840 mm | 1780 mm |
| Vehicle Height | 1330 mm | 1280 mm |
| Wheelbase Size | 2960 mm | 2360 mm |
