2007 Citroen C5 vs. 1972 Citroen SM
To start off, 2007 Citroen C5 is newer by 35 year(s). Which means there will be less support and parts availability for 1972 Citroen SM. In addition, the cost of maintenance, including insurance, on 1972 Citroen SM would be higher. At 2,670 cc (6 cylinders), 1972 Citroen SM is equipped with a bigger engine. In terms of performance, 1972 Citroen SM (158 HP @ 5500 RPM) has 50 more horse power than 2007 Citroen C5. (108 HP @ 4000 RPM) In normal driving conditions, 1972 Citroen SM should accelerate faster than 2007 Citroen C5. With that said, vehicle weight also plays an important factor in acceleration. 2007 Citroen C5 weights approximately 65 kg more than 1972 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. Let's talk about torque, 2007 Citroen C5 (241 Nm @ 1750 RPM) has 6 more torque (in Nm) than 1972 Citroen SM. (235 Nm @ 4000 RPM). This means 2007 Citroen C5 will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM.
Compare all specifications:
| 2007 Citroen C5 | 1972 Citroen SM | |
| Make | Citroen | Citroen |
| Model | C5 | SM |
| Year Released | 2007 | 1972 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1560 cc | 2670 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 108 HP | 158 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 241 Nm | 235 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Engine Bore Size | 75 mm | 87 mm |
| Engine Stroke Size | 88 mm | 75 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1517 kg | 1452 kg |
| Vehicle Length | 4850 mm | 4900 mm |
| Vehicle Width | 1790 mm | 1850 mm |
| Vehicle Height | 1560 mm | 1330 mm |
| Wheelbase Size | 2760 mm | 2950 mm |
| Fuel Tank Capacity | 66 L | 89 L |
