1973 Citroen SM vs. 2010 Alfa Romeo 159
To start off, 2010 Alfa Romeo 159 is newer by 37 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, 2010 Alfa Romeo 159 (208 HP) has 28 more horse power than 1973 Citroen SM. (180 HP) In normal driving conditions, 2010 Alfa Romeo 159 should accelerate faster than 1973 Citroen SM.
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, 2010 Alfa Romeo 159 (400 Nm) has 167 more torque (in Nm) than 1973 Citroen SM. (233 Nm). This means 2010 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen SM.
Compare all specifications:
| 1973 Citroen SM | 2010 Alfa Romeo 159 | |
| Make | Citroen | Alfa Romeo |
| Model | SM | 159 |
| Year Released | 1973 | 2010 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 2387 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Horse Power | 180 HP | 208 HP |
| Torque | 233 Nm | 400 Nm |
| Engine Bore Size | 86.9 mm | 82 mm |
| Engine Stroke Size | 74.9 mm | 90.4 mm |
| Engine Compression Ratio | 9.0:1 | 17.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4920 mm | 4670 mm |
| Vehicle Width | 1840 mm | 1840 mm |
| Vehicle Height | 1330 mm | 1430 mm |
| Wheelbase Size | 2960 mm | 2710 mm |
