1990 Morgan Plus 4 vs. 1981 Morgan 4
To start off, 1990 Morgan Plus 4 is newer by 9 year(s). Which means there will be less support and parts availability for 1981 Morgan 4. In addition, the cost of maintenance, including insurance, on 1981 Morgan 4 would be higher. At 1,994 cc (4 cylinders), 1990 Morgan Plus 4 is equipped with a bigger engine. In terms of performance, 1990 Morgan Plus 4 (137 HP @ 6000 RPM) has 52 more horse power than 1981 Morgan 4. (85 HP @ 5500 RPM). In normal driving conditions, 1990 Morgan Plus 4 should accelerate faster than 1981 Morgan 4. With that said, vehicle weight also plays an important factor in acceleration. 1990 Morgan Plus 4 weights approximately 260 kg more than 1981 Morgan 4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1990 Morgan Plus 4 (178 Nm @ 4500 RPM) has 43 more torque (in Nm) than 1981 Morgan 4. (135 Nm @ 3600 RPM). This means 1990 Morgan Plus 4 will have an easier job in driving up hills or pulling heavy equipment than 1981 Morgan 4.
Compare all specifications:
| 1990 Morgan Plus 4 | 1981 Morgan 4 | |
| Make | Morgan | Morgan |
| Model | Plus 4 | 4 |
| Year Released | 1990 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1994 cc | 1597 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 137 HP | 85 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 178 Nm | 135 Nm |
| Torque RPM | 4500 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 920 kg | 660 kg |
| Vehicle Length | 3900 mm | 3670 mm |
| Vehicle Width | 1510 mm | 1430 mm |
| Vehicle Height | 1280 mm | 1300 mm |
| Wheelbase Size | 2500 mm | 2450 mm |
