1981 Mini MK IV vs. 1973 Mini MK III
To start off, 1981 Mini MK IV is newer by 8 year(s). Which means there will be less support and parts availability for 1973 Mini MK III. In addition, the cost of maintenance, including insurance, on 1973 Mini MK III would be higher. Both 1981 Mini MK IV and 1973 Mini MK III are equipped with a 848 cc engine. In terms of performance, both vehicles can yield 34 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 1973 Mini MK III weights approximately 2 kg more than 1981 Mini MK IV.
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. Let's talk about torque, both vehicles can yield 61 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 1981 Mini MK IV | 1973 Mini MK III | |
| Make | Mini | Mini |
| Model | MK IV | MK III |
| Year Released | 1981 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 848 cc | 848 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 34 HP | 34 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 61 Nm | 61 Nm |
| Torque RPM | 2900 RPM | 2900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 610 kg | 612 kg |
| Vehicle Length | 3060 mm | 3060 mm |
| Vehicle Width | 1420 mm | 1420 mm |
| Vehicle Height | 1360 mm | 1360 mm |
| Wheelbase Size | 2040 mm | 2040 mm |
