1972 Citroen SM vs. 1956 Porsche 356
To start off, 1972 Citroen SM is newer by 16 year(s). Which means there will be less support and parts availability for 1956 Porsche 356. In addition, the cost of maintenance, including insurance, on 1956 Porsche 356 would be higher. At 2,668 cc (6 cylinders), 1972 Citroen SM is equipped with a bigger engine. In terms of performance, 1972 Citroen SM (180 HP) has 121 more horse power than 1956 Porsche 356. (59 HP). In normal driving conditions, 1972 Citroen SM should accelerate faster than 1956 Porsche 356.
Because 1956 Porsche 356 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 1956 Porsche 356. 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, 1972 Citroen SM (231 Nm) has 121 more torque (in Nm) than 1956 Porsche 356. (110 Nm). This means 1972 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 1956 Porsche 356.
Compare all specifications:
| 1972 Citroen SM | 1956 Porsche 356 | |
| Make | Citroen | Porsche |
| Model | SM | 356 |
| Year Released | 1972 | 1956 |
| Engine Position | Front | Rear |
| Engine Size | 2668 cc | 1582 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Horse Power | 180 HP | 59 HP |
| Torque | 231 Nm | 110 Nm |
| Engine Bore Size | 86.9 mm | 82.5 mm |
| Engine Stroke Size | 74.9 mm | 74 mm |
| Engine Compression Ratio | 9.0:1 | 7.5:1 |
| Top Speed | 218 km/hour | 163 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 | 3960 mm |
| Vehicle Width | 1840 mm | 1680 mm |
| Vehicle Height | 1330 mm | 1300 mm |
| Wheelbase Size | 2960 mm | 2110 mm |
