1972 Citroen SM vs. 2001 Rover 75
To start off, 2001 Rover 75 is newer by 29 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 2,669 cc (6 cylinders), 1972 Citroen SM is equipped with a bigger engine. In terms of performance, 1972 Citroen SM (173 HP @ 5500 RPM) has 51 more horse power than 2001 Rover 75. (122 HP @ 5500 RPM). In normal driving conditions, 1972 Citroen SM should accelerate faster than 2001 Rover 75. With that said, vehicle weight also plays an important factor in acceleration. 2001 Rover 75 weights approximately 25 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, 1972 Citroen SM (237 Nm @ 4000 RPM) has 77 more torque (in Nm) than 2001 Rover 75. (160 Nm @ 4000 RPM). This means 1972 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 2001 Rover 75.
Compare all specifications:
| 1972 Citroen SM | 2001 Rover 75 | |
| Make | Citroen | Rover |
| Model | SM | 75 |
| Year Released | 1972 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 2669 cc | 1768 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 173 HP | 122 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 237 Nm | 160 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 87 mm | 80 mm |
| Engine Stroke Size | 75 mm | 89.3 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1450 kg | 1475 kg |
| Vehicle Length | 4900 mm | 4800 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1330 mm | 1430 mm |
| Wheelbase Size | 2960 mm | 2830 mm |
