2007 Citroen C4 vs. 1973 Citroen SM
To start off, 2007 Citroen C4 is newer by 34 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 43 more horse power than 2007 Citroen C4. (134 HP @ 6000 RPM) In normal driving conditions, 1973 Citroen SM should accelerate faster than 2007 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 1973 Citroen SM weights approximately 143 kg more than 2007 Citroen C4. 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:
| 2007 Citroen C4 | 1973 Citroen SM | |
| Make | Citroen | Citroen |
| Model | C4 | SM |
| Year Released | 2007 | 1973 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 2965 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 134 HP | 177 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1337 kg | 1480 kg |
| Vehicle Length | 4280 mm | 4900 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1460 mm | 1330 mm |
| Wheelbase Size | 2610 mm | 2960 mm |
