1972 Citroen SM vs. 1955 Citroen 11
To start off, 1972 Citroen SM is newer by 17 year(s). Which means there will be less support and parts availability for 1955 Citroen 11. In addition, the cost of maintenance, including insurance, on 1955 Citroen 11 would be higher. At 2,669 cc (6 cylinders), 1972 Citroen SM is equipped with a bigger engine. In terms of performance, 1972 Citroen SM (173 HP @ 5500 RPM) has 118 more horse power than 1955 Citroen 11. (55 HP @ 3200 RPM). In normal driving conditions, 1972 Citroen SM should accelerate faster than 1955 Citroen 11. With that said, vehicle weight also plays an important factor in acceleration. 1972 Citroen SM weights approximately 330 kg more than 1955 Citroen 11. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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.
Compare all specifications:
| 1972 Citroen SM | 1955 Citroen 11 | |
| Make | Citroen | Citroen |
| Model | SM | 11 |
| Year Released | 1972 | 1955 |
| Engine Position | Front | Front |
| Engine Size | 2669 cc | 1910 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 173 HP | 55 HP |
| Engine RPM | 5500 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1450 kg | 1120 kg |
| Vehicle Length | 4900 mm | 4660 mm |
| Vehicle Width | 1850 mm | 1770 mm |
| Vehicle Height | 1330 mm | 1550 mm |
| Wheelbase Size | 2960 mm | 3100 mm |
