2008 Citroen C4 vs. 1974 Citroen SM
To start off, 2008 Citroen C4 is newer by 34 year(s). Which means there will be less support and parts availability for 1974 Citroen SM. In addition, the cost of maintenance, including insurance, on 1974 Citroen SM would be higher. At 2,670 cc (6 cylinders), 1974 Citroen SM is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1974 Citroen SM weights approximately 176 kg more than 2008 Citroen C4.
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, 1974 Citroen SM (237 Nm @ 4000 RPM) has 89 more torque (in Nm) than 2008 Citroen C4. (148 Nm @ 4000 RPM). This means 1974 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 2008 Citroen C4.
Compare all specifications:
| 2008 Citroen C4 | 1974 Citroen SM | |
| Make | Citroen | Citroen |
| Model | C4 | SM |
| Year Released | 2008 | 1974 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1587 cc | 2670 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 0 HP | 170 HP |
| Torque | 148 Nm | 237 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 78 mm | 87.1 mm |
| Engine Stroke Size | 82 mm | 75 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1274 kg | 1450 kg |
| Vehicle Length | 4270 mm | 4900 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1460 mm | 1330 mm |
| Wheelbase Size | 2610 mm | 2960 mm |
| Fuel Tank Capacity | 60 L | 25 L |
