1971 Citroen SM vs. 2006 Porsche Carrera GT
To start off, 2006 Porsche Carrera GT is newer by 35 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 5,733 cc (10 cylinders), 2006 Porsche Carrera GT is equipped with a bigger engine. In terms of performance, 2006 Porsche Carrera GT (604 HP @ 8000 RPM) has 446 more horse power than 1971 Citroen SM. (158 HP @ 5500 RPM) In normal driving conditions, 2006 Porsche Carrera GT should accelerate faster than 1971 Citroen SM. With that said, vehicle weight also plays an important factor in acceleration. 1971 Citroen SM weights approximately 70 kg more than 2006 Porsche Carrera GT.
Because 2006 Porsche Carrera GT is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 Porsche Carrera GT. However, in wet, icy, snow, or gravel driving conditions, 1971 Citroen SM, being front wheel drive (FWD), will offer much better control with better grip. 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, 2006 Porsche Carrera GT (590 Nm @ 5750 RPM) has 355 more torque (in Nm) than 1971 Citroen SM. (235 Nm @ 4000 RPM). This means 2006 Porsche Carrera GT will have an easier job in driving up hills or pulling heavy equipment than 1971 Citroen SM.
Compare all specifications:
| 1971 Citroen SM | 2006 Porsche Carrera GT | |
| Make | Citroen | Porsche |
| Model | SM | Carrera GT |
| Year Released | 1971 | 2006 |
| Body Type | Coupe | Roadster |
| Engine Position | Front | Middle |
| Engine Size | 2670 cc | 5733 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 158 HP | 604 HP |
| Engine RPM | 5500 RPM | 8000 RPM |
| Torque | 235 Nm | 590 Nm |
| Torque RPM | 4000 RPM | 5750 RPM |
| Engine Bore Size | 87 mm | 98.1 mm |
| Engine Stroke Size | 75 mm | 76 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1450 kg | 1380 kg |
| Vehicle Length | 4900 mm | 4620 mm |
| Vehicle Width | 1850 mm | 1930 mm |
| Vehicle Height | 1330 mm | 1170 mm |
| Wheelbase Size | 2950 mm | 2740 mm |
| Fuel Tank Capacity | 89 L | 92 L |
