1975 Austin 1800 vs. 1991 Opel Astra
To start off, 1991 Opel Astra is newer by 16 year(s). Which means there will be less support and parts availability for 1975 Austin 1800. In addition, the cost of maintenance, including insurance, on 1975 Austin 1800 would be higher. At 1,799 cc (4 cylinders), 1975 Austin 1800 is equipped with a bigger engine. In terms of performance, 1991 Opel Astra (100 HP @ 5600 RPM) has 14 more horse power than 1975 Austin 1800. (86 HP @ 5400 RPM) In normal driving conditions, 1991 Opel Astra should accelerate faster than 1975 Austin 1800. With that said, vehicle weight also plays an important factor in acceleration. 1975 Austin 1800 weights approximately 130 kg more than 1991 Opel Astra.
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, 1975 Austin 1800 (140 Nm @ 3000 RPM) has 5 more torque (in Nm) than 1991 Opel Astra. (135 Nm @ 3400 RPM). This means 1975 Austin 1800 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1975 Austin 1800 | 1991 Opel Astra | |
| Make | Austin | Opel |
| Model | 1800 | Astra |
| Year Released | 1975 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1799 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 86 HP | 100 HP |
| Engine RPM | 5400 RPM | 5600 RPM |
| Torque | 140 Nm | 135 Nm |
| Torque RPM | 3000 RPM | 3400 RPM |
| Engine Compression Ratio | 9.0:1 | 9.8:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1190 kg | 1060 kg |
| Vehicle Length | 4240 mm | 4250 mm |
| Vehicle Width | 1710 mm | 1690 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2700 mm | 2530 mm |
