1971 Citroen SM vs. 1975 MG MGB
To start off, 1975 MG MGB is newer by 4 year(s). Which means there will be less support and parts availability for 1971 Citroen SM. In addition, the cost of maintenance, including insurance, on 1971 Citroen SM would be higher. At 2,670 cc (6 cylinders), 1971 Citroen SM is equipped with a bigger engine. In terms of performance, 1971 Citroen SM (158 HP @ 5500 RPM) has 61 more horse power than 1975 MG MGB. (97 HP @ 5400 RPM). In normal driving conditions, 1971 Citroen SM should accelerate faster than 1975 MG MGB.
Because 1975 MG MGB 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 1975 MG MGB. However, in wet, icy, snow, or gravel driving conditions, 1971 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, 1971 Citroen SM (235 Nm @ 4000 RPM) has 86 more torque (in Nm) than 1975 MG MGB. (149 Nm @ 3000 RPM). This means 1971 Citroen SM will have an easier job in driving up hills or pulling heavy equipment than 1975 MG MGB.
Compare all specifications:
| 1971 Citroen SM | 1975 MG MGB | |
| Make | Citroen | MG |
| Model | SM | MGB |
| Year Released | 1971 | 1975 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2670 cc | 1798 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 158 HP | 97 HP |
| Engine RPM | 5500 RPM | 5400 RPM |
| Torque | 235 Nm | 149 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 87 mm | 80.3 mm |
| Engine Stroke Size | 75 mm | 88.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
