2005 Opel Astra vs. 1979 Plymouth Horizon
To start off, 2005 Opel Astra is newer by 26 year(s). Which means there will be less support and parts availability for 1979 Plymouth Horizon. In addition, the cost of maintenance, including insurance, on 1979 Plymouth Horizon would be higher. At 1,715 cc (4 cylinders), 1979 Plymouth Horizon is equipped with a bigger engine. In terms of performance, 2005 Opel Astra (89 HP @ 4000 RPM) has 27 more horse power than 1979 Plymouth Horizon. (62 HP @ 5200 RPM). In normal driving conditions, 2005 Opel Astra should accelerate faster than 1979 Plymouth Horizon. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 313 kg more than 1979 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, 2005 Opel Astra (201 Nm @ 1750 RPM) has 86 more torque (in Nm) than 1979 Plymouth Horizon. (115 Nm @ 2400 RPM). This means 2005 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1979 Plymouth Horizon.
Compare all specifications:
| 2005 Opel Astra | 1979 Plymouth Horizon | |
| Make | Opel | Plymouth |
| Model | Astra | Horizon |
| Year Released | 2005 | 1979 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1686 cc | 1715 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 89 HP | 62 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 201 Nm | 115 Nm |
| Torque RPM | 1750 RPM | 2400 RPM |
| Drive Type | Front | Front |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1315 kg | 1002 kg |
| Vehicle Length | 4300 mm | 4190 mm |
| Vehicle Width | 1760 mm | 1680 mm |
| Vehicle Height | 1440 mm | 1360 mm |
| Wheelbase Size | 2640 mm | 2530 mm |
