1973 Citroen SM vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 32 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 @ 6500 RPM) has 24 more horse power than 2005 Opel Vectra. (153 HP @ 5600 RPM). In normal driving conditions, 1973 Citroen SM should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 70 kg more 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.
Compare all specifications:
| 1973 Citroen SM | 2005 Opel Vectra | |
| Make | Citroen | Opel |
| Model | SM | Vectra |
| Year Released | 1973 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2965 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 177 HP | 153 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1480 kg | 1550 kg |
| Vehicle Length | 4900 mm | 4830 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1330 mm | 1510 mm |
| Wheelbase Size | 2960 mm | 2840 mm |
