1972 Citroen SM vs. 2011 Alfa Romeo 159
To start off, 2011 Alfa Romeo 159 is newer by 39 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 3,195 cc (6 cylinders), 2011 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2011 Alfa Romeo 159 (256 HP) has 76 more horse power than 1972 Citroen SM. (180 HP) In normal driving conditions, 2011 Alfa Romeo 159 should accelerate faster than 1972 Citroen SM.
Because 2011 Alfa Romeo 159 is four wheel drive (4WD), it will have significant more traction and grip than 1972 Citroen SM. In wet, icy, snow, or gravel driving conditions, 2011 Alfa Romeo 159 will offer significantly more control. 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, 2011 Alfa Romeo 159 (322 Nm) has 91 more torque (in Nm) than 1972 Citroen SM. (231 Nm). This means 2011 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM.
Compare all specifications:
| 1972 Citroen SM | 2011 Alfa Romeo 159 | |
| Make | Citroen | Alfa Romeo |
| Model | SM | 159 |
| Year Released | 1972 | 2011 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2668 cc | 3195 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 180 HP | 256 HP |
| Torque | 231 Nm | 322 Nm |
| Engine Compression Ratio | 9.0:1 | 11.3:1 |
| Top Speed | 218 km/hour | 240 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4920 mm | 4670 mm |
| Vehicle Width | 1840 mm | 1830 mm |
| Vehicle Height | 1330 mm | 1420 mm |
| Wheelbase Size | 2960 mm | 2710 mm |
