1942 Citroen 7A vs. 1973 Citroen SM
To start off, 1973 Citroen SM is newer by 31 year(s). Which means there will be less support and parts availability for 1942 Citroen 7A. In addition, the cost of maintenance, including insurance, on 1942 Citroen 7A would be higher. At 2,670 cc (6 cylinders), 1973 Citroen SM is equipped with a bigger engine. In terms of performance, 1973 Citroen SM (171 HP @ 5500 RPM) has 136 more horse power than 1942 Citroen 7A. (35 HP @ 3200 RPM) In normal driving conditions, 1973 Citroen SM should accelerate faster than 1942 Citroen 7A. With that said, vehicle weight also plays an important factor in acceleration. 1973 Citroen SM weights approximately 550 kg more than 1942 Citroen 7A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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:
| 1942 Citroen 7A | 1973 Citroen SM | |
| Make | Citroen | Citroen |
| Model | 7A | SM |
| Year Released | 1942 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 1529 cc | 2670 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 35 HP | 171 HP |
| Engine RPM | 3200 RPM | 5500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 900 kg | 1450 kg |
| Vehicle Length | 4460 mm | 4900 mm |
| Vehicle Width | 1630 mm | 1850 mm |
| Vehicle Height | 1530 mm | 1330 mm |
| Wheelbase Size | 2920 mm | 2960 mm |
