1989 BMW 850 vs. 1973 Citroen SM
To start off, 1989 BMW 850 is newer by 16 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 4,988 cc (12 cylinders), 1989 BMW 850 is equipped with a bigger engine. In terms of performance, 1989 BMW 850 (296 HP @ 5200 RPM) has 119 more horse power than 1973 Citroen SM. (177 HP @ 6500 RPM). In normal driving conditions, 1989 BMW 850 should accelerate faster than 1973 Citroen SM. With that said, vehicle weight also plays an important factor in acceleration. 1973 Citroen SM weights approximately 225 kg more than 1989 BMW 850.
Because 1989 BMW 850 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 1989 BMW 850. However, in wet, icy, snow, or gravel driving conditions, 1973 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.
Compare all specifications:
| 1989 BMW 850 | 1973 Citroen SM | |
| Make | BMW | Citroen |
| Model | 850 | SM |
| Year Released | 1989 | 1973 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4988 cc | 2965 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 296 HP | 177 HP |
| Engine RPM | 5200 RPM | 6500 RPM |
| Drive Type | Rear | Front |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1255 kg | 1480 kg |
| Vehicle Length | 4790 mm | 4900 mm |
| Vehicle Width | 1860 mm | 1850 mm |
| Vehicle Height | 1350 mm | 1330 mm |
| Wheelbase Size | 2690 mm | 2960 mm |
