1971 Citroen SM vs. 2008 Rover 75
To start off, 2008 Rover 75 is newer by 37 year(s). Which means there will be less support and parts availability for 1971 Citroen SM. In addition, the cost of maintenance, including insurance, on 1971 Citroen SM would be higher. At 4,601 cc (8 cylinders), 2008 Rover 75 is equipped with a bigger engine. In terms of performance, 2008 Rover 75 (257 HP) has 99 more horse power than 1971 Citroen SM. (158 HP) In normal driving conditions, 2008 Rover 75 should accelerate faster than 1971 Citroen SM. With that said, vehicle weight also plays an important factor in acceleration. 1971 Citroen SM weights approximately 35 kg more than 2008 Rover 75.
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, 2008 Rover 75 (245 Nm @ 4000 RPM) has 10 more torque (in Nm) than 1971 Citroen SM. (235 Nm @ 4000 RPM). This means 2008 Rover 75 will have an easier job in driving up hills or pulling heavy equipment than 1971 Citroen SM.
Compare all specifications:
| 1971 Citroen SM | 2008 Rover 75 | |
| Make | Citroen | Rover |
| Model | SM | 75 |
| Year Released | 1971 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 4601 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 158 HP | 257 HP |
| Torque | 235 Nm | 245 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 87 mm | 90.2 mm |
| Engine Stroke Size | 75 mm | 90 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1450 kg | 1415 kg |
| Vehicle Length | 4900 mm | 4800 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1330 mm | 1440 mm |
| Wheelbase Size | 2950 mm | 2750 mm |
| Fuel Tank Capacity | 89 L | 65 L |
