1972 Citroen SM vs. 2013 Subaru Outback
To start off, 2013 Subaru Outback is newer by 41 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 3,600 cc (16 cylinders), 2013 Subaru Outback is equipped with a bigger engine. In terms of performance, 2013 Subaru Outback (252 HP @ 6000 RPM) has 79 more horse power than 1972 Citroen SM. (173 HP @ 5500 RPM) In normal driving conditions, 2013 Subaru Outback should accelerate faster than 1972 Citroen SM. With that said, vehicle weight also plays an important factor in acceleration. 2013 Subaru Outback weights approximately 208 kg more than 1972 Citroen SM. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Subaru Outback is all wheel drive (AWD), it will have significant more traction and grip than 1972 Citroen SM. In wet, icy, snow, or gravel driving conditions, 2013 Subaru Outback 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, 2013 Subaru Outback (335 Nm @ 4400 RPM) has 98 more torque (in Nm) than 1972 Citroen SM. (237 Nm @ 4000 RPM). This means 2013 Subaru Outback will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM.
Compare all specifications:
| 1972 Citroen SM | 2013 Subaru Outback | |
| Make | Citroen | Subaru |
| Model | SM | Outback |
| Year Released | 1972 | 2013 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2669 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 16 cylinders |
| Engine Type | V | dual-disk rotary |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 173 HP | 252 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 237 Nm | 335 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Engine Bore Size | 87 mm | 92 mm |
| Engine Stroke Size | 75 mm | 91 mm |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Front | AWD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1450 kg | 1658 kg |
| Vehicle Length | 4900 mm | 4800 mm |
| Vehicle Width | 1850 mm | 2050 mm |
| Vehicle Height | 1330 mm | 1670 mm |
| Wheelbase Size | 2960 mm | 2740 mm |
