1999 Citroen C 15 vs. 1973 Citroen SM
To start off, 1999 Citroen C 15 is newer by 26 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 121 more horse power than 1999 Citroen C 15. (59 HP) In normal driving conditions, 1973 Citroen SM should accelerate faster than 1999 Citroen C 15.
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 125 more torque (in Nm) than 1999 Citroen C 15. (108 Nm). This means 1973 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 1999 Citroen C 15.
Compare all specifications:
| 1999 Citroen C 15 | 1973 Citroen SM | |
| Make | Citroen | Citroen |
| Model | C 15 | SM |
| Year Released | 1999 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1748 cc | 2670 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 59 HP | 180 HP |
| Torque | 108 Nm | 233 Nm |
| Engine Bore Size | 80 mm | 86.9 mm |
| Engine Stroke Size | 88 mm | 74.9 mm |
| Engine Compression Ratio | 23.0:1 | 9.0:1 |
| Drive Type | Front | Front |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4010 mm | 4920 mm |
| Vehicle Width | 1650 mm | 1840 mm |
| Vehicle Height | 1820 mm | 1330 mm |
| Wheelbase Size | 2750 mm | 2960 mm |
