1972 Citroen SM vs. 2001 Proton Impian
To start off, 2001 Proton Impian 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 2,670 cc (6 cylinders), 1972 Citroen SM is equipped with a bigger engine. In terms of performance, 1972 Citroen SM (158 HP @ 5500 RPM) has 57 more horse power than 2001 Proton Impian. (101 HP @ 6000 RPM). In normal driving conditions, 1972 Citroen SM should accelerate faster than 2001 Proton Impian. With that said, vehicle weight also plays an important factor in acceleration. 1972 Citroen SM weights approximately 247 kg more than 2001 Proton Impian. 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. Let's talk about torque, 1972 Citroen SM (235 Nm @ 4000 RPM) has 95 more torque (in Nm) than 2001 Proton Impian. (140 Nm @ 2750 RPM). This means 1972 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 2001 Proton Impian.
Compare all specifications:
| 1972 Citroen SM | 2001 Proton Impian | |
| Make | Citroen | Proton |
| Model | SM | Impian |
| Year Released | 1972 | 2001 |
| Engine Size | 2670 cc | 1583 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 158 HP | 101 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 235 Nm | 140 Nm |
| Torque RPM | 4000 RPM | 2750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1452 kg | 1205 kg |
| Vehicle Length | 4900 mm | 4470 mm |
| Vehicle Width | 1850 mm | 1750 mm |
| Vehicle Height | 1330 mm | 1430 mm |
| Wheelbase Size | 2950 mm | 2610 mm |
