2009 BMW 650 vs. 1972 Citroen SM
To start off, 2009 BMW 650 is newer by 37 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 4,799 cc (8 cylinders), 2009 BMW 650 is equipped with a bigger engine. In terms of performance, 2009 BMW 650 (362 HP) has 182 more horse power than 1972 Citroen SM. (180 HP). In normal driving conditions, 2009 BMW 650 should accelerate faster than 1972 Citroen SM.
Because 2009 BMW 650 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 2009 BMW 650. However, in wet, icy, snow, or gravel driving conditions, 1972 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, 2009 BMW 650 (490 Nm) has 259 more torque (in Nm) than 1972 Citroen SM. (231 Nm). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 1972 Citroen SM.
Compare all specifications:
| 2009 BMW 650 | 1972 Citroen SM | |
| Make | BMW | Citroen |
| Model | 650 | SM |
| Year Released | 2009 | 1972 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 2668 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 362 HP | 180 HP |
| Torque | 490 Nm | 231 Nm |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Length | 4830 mm | 4920 mm |
| Vehicle Width | 1380 mm | 1840 mm |
| Vehicle Height | 1860 mm | 1330 mm |
| Wheelbase Size | 2790 mm | 2960 mm |
