1981 Plymouth Horizon vs. 1991 Rover 820
To start off, 1991 Rover 820 is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Plymouth Horizon. In addition, the cost of maintenance, including insurance, on 1981 Plymouth Horizon would be higher. At 1,994 cc (4 cylinders), 1991 Rover 820 is equipped with a bigger engine. In terms of performance, 1991 Rover 820 (180 HP @ 6000 RPM) has 118 more horse power than 1981 Plymouth Horizon. (62 HP @ 5200 RPM) In normal driving conditions, 1991 Rover 820 should accelerate faster than 1981 Plymouth Horizon. With that said, vehicle weight also plays an important factor in acceleration. 1991 Rover 820 weights approximately 408 kg more than 1981 Plymouth Horizon. 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. Let's talk about torque, 1991 Rover 820 (215 Nm @ 2000 RPM) has 100 more torque (in Nm) than 1981 Plymouth Horizon. (115 Nm @ 2400 RPM). This means 1991 Rover 820 will have an easier job in driving up hills or pulling heavy equipment than 1981 Plymouth Horizon.
Compare all specifications:
| 1981 Plymouth Horizon | 1991 Rover 820 | |
| Make | Plymouth | Rover |
| Model | Horizon | 820 |
| Year Released | 1981 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1715 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 62 HP | 180 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 115 Nm | 215 Nm |
| Torque RPM | 2400 RPM | 2000 RPM |
| Drive Type | Front | Front |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1000 kg | 1408 kg |
| Vehicle Length | 4190 mm | 4890 mm |
| Vehicle Width | 1680 mm | 1740 mm |
| Vehicle Height | 1360 mm | 1400 mm |
| Wheelbase Size | 2530 mm | 2780 mm |
