1973 Citroen SM vs. 2011 Opel Insignia
To start off, 2011 Opel Insignia is newer by 38 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 2,965 cc (6 cylinders), 1973 Citroen SM is equipped with a bigger engine. In terms of performance, 1973 Citroen SM (177 HP) has 19 more horse power than 2011 Opel Insignia. (158 HP). In normal driving conditions, 1973 Citroen SM should accelerate faster than 2011 Opel Insignia.
Because 2011 Opel Insignia is four wheel drive (4WD), it will have significant more traction and grip than 1973 Citroen SM. In wet, icy, snow, or gravel driving conditions, 2011 Opel Insignia 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.
Compare all specifications:
| 1973 Citroen SM | 2011 Opel Insignia | |
| Make | Citroen | Opel |
| Model | SM | Insignia |
| Year Released | 1973 | 2011 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2965 cc | 1956 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 177 HP | 158 HP |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | 4WD |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4900 mm | 4830 mm |
| Vehicle Width | 1850 mm | 1856 mm |
| Vehicle Height | 1330 mm | 1498 mm |
| Wheelbase Size | 2960 mm | 2737 mm |
