1979 Alfa Romeo Alfasud vs. 1973 Citroen SM
To start off, 1979 Alfa Romeo Alfasud is newer by 6 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 2,670 cc (6 cylinders), 1973 Citroen SM is equipped with a bigger engine. In terms of performance, 1973 Citroen SM (180 HP) has 118 more horse power than 1979 Alfa Romeo Alfasud. (62 HP) In normal driving conditions, 1973 Citroen SM should accelerate faster than 1979 Alfa Romeo Alfasud.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1973 Citroen SM (233 Nm) has 145 more torque (in Nm) than 1979 Alfa Romeo Alfasud. (88 Nm). This means 1973 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 1979 Alfa Romeo Alfasud.
Compare all specifications:
| 1979 Alfa Romeo Alfasud | 1973 Citroen SM | |
| Make | Alfa Romeo | Citroen |
| Model | Alfasud | SM |
| Year Released | 1979 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1186 cc | 2670 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 62 HP | 180 HP |
| Torque | 88 Nm | 233 Nm |
| Engine Bore Size | 80 mm | 86.9 mm |
| Engine Stroke Size | 59 mm | 74.9 mm |
| Engine Compression Ratio | 9.0:1 | 9.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Length | 3980 mm | 4920 mm |
| Vehicle Width | 1600 mm | 1840 mm |
| Vehicle Height | 1380 mm | 1330 mm |
| Wheelbase Size | 2520 mm | 2960 mm |
