1949 Buick 40 vs. 1973 Citroen SM
To start off, 1973 Citroen SM is newer by 24 year(s). Which means there will be less support and parts availability for 1949 Buick 40. In addition, the cost of maintenance, including insurance, on 1949 Buick 40 would be higher. At 5,249 cc (8 cylinders), 1949 Buick 40 is equipped with a bigger engine. In terms of performance, 1973 Citroen SM (180 HP) has 32 more horse power than 1949 Buick 40. (148 HP) In normal driving conditions, 1973 Citroen SM should accelerate faster than 1949 Buick 40.
Because 1949 Buick 40 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 1949 Buick 40. 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:
| 1949 Buick 40 | 1973 Citroen SM | |
| Make | Buick | Citroen |
| Model | 40 | SM |
| Year Released | 1949 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 5249 cc | 2670 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 148 HP | 180 HP |
| Engine Bore Size | 87.3 mm | 86.9 mm |
| Engine Stroke Size | 109.5 mm | 74.9 mm |
| Drive Type | Rear | Front |
| Wheelbase Size | 3000 mm | 2960 mm |
