1973 Citroen SM vs. 2005 Subaru Impreza
To start off, 2005 Subaru Impreza is newer by 32 year(s). Which means there will be less support and parts availability for 1973 Citroen SM. In addition, the cost of maintenance, including insurance, on 1973 Citroen SM would be higher. At 2,670 cc (6 cylinders), 1973 Citroen SM is equipped with a bigger engine. In terms of performance, 1973 Citroen SM (171 HP @ 5500 RPM) has 77 more horse power than 2005 Subaru Impreza. (94 HP @ 5200 RPM). In normal driving conditions, 1973 Citroen SM should accelerate faster than 2005 Subaru Impreza. With that said, vehicle weight also plays an important factor in acceleration. 1973 Citroen SM weights approximately 65 kg more than 2005 Subaru Impreza. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Subaru Impreza is four wheel drive (4WD), it will have significant more traction and grip than 1973 Citroen SM. In wet, icy, snow, or gravel driving conditions, 2005 Subaru Impreza will offer significantly more control. 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, 1973 Citroen SM (237 Nm @ 4000 RPM) has 94 more torque (in Nm) than 2005 Subaru Impreza. (143 Nm @ 3600 RPM). This means 1973 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 2005 Subaru Impreza.
Compare all specifications:
| 1973 Citroen SM | 2005 Subaru Impreza | |
| Make | Citroen | Subaru |
| Model | SM | Impreza |
| Year Released | 1973 | 2005 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 1597 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 171 HP | 94 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 237 Nm | 143 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Engine Bore Size | 87 mm | 88 mm |
| Engine Stroke Size | 75 mm | 65.8 mm |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1450 kg | 1385 kg |
| Vehicle Length | 4900 mm | 4420 mm |
| Vehicle Width | 1850 mm | 1700 mm |
| Vehicle Height | 1330 mm | 1490 mm |
| Wheelbase Size | 2960 mm | 2530 mm |
| Fuel Tank Capacity | 25 L | 50 L |
