1973 Citroen SM vs. 1954 Fiat 1400
To start off, 1973 Citroen SM is newer by 19 year(s). Which means there will be less support and parts availability for 1954 Fiat 1400. In addition, the cost of maintenance, including insurance, on 1954 Fiat 1400 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 132 more horse power than 1954 Fiat 1400. (39 HP @ 3200 RPM). In normal driving conditions, 1973 Citroen SM should accelerate faster than 1954 Fiat 1400. With that said, vehicle weight also plays an important factor in acceleration. 1973 Citroen SM weights approximately 265 kg more than 1954 Fiat 1400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1954 Fiat 1400 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 1954 Fiat 1400. 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. Let's talk about torque, 1973 Citroen SM (237 Nm) has 103 more torque (in Nm) than 1954 Fiat 1400. (134 Nm). This means 1973 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 1954 Fiat 1400.
Compare all specifications:
| 1973 Citroen SM | 1954 Fiat 1400 | |
| Make | Citroen | Fiat |
| Model | SM | 1400 |
| Year Released | 1973 | 1954 |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 1901 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 171 HP | 39 HP |
| Engine RPM | 5500 RPM | 3200 RPM |
| Torque | 237 Nm | 134 Nm |
| Engine Compression Ratio | 9.0:1 | 20.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Rear |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1450 kg | 1185 kg |
| Vehicle Length | 4900 mm | 4280 mm |
| Vehicle Width | 1850 mm | 1660 mm |
| Vehicle Height | 1330 mm | 1540 mm |
| Wheelbase Size | 2960 mm | 2660 mm |
