1991 Opel Astra vs. 1985 Opel Kadett
To start off, 1991 Opel Astra is newer by 6 year(s). Which means there will be less support and parts availability for 1985 Opel Kadett. In addition, the cost of maintenance, including insurance, on 1985 Opel Kadett would be higher. At 1,389 cc (4 cylinders), 1991 Opel Astra is equipped with a bigger engine. In terms of performance, 1985 Opel Kadett (75 HP @ 5800 RPM) has 16 more horse power than 1991 Opel Astra. (59 HP @ 5200 RPM) In normal driving conditions, 1985 Opel Kadett should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Astra weights approximately 72 kg more than 1985 Opel Kadett.
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 Opel Astra (103 Nm @ 2800 RPM) has 2 more torque (in Nm) than 1985 Opel Kadett. (101 Nm @ 4200 RPM). This means 1991 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1985 Opel Kadett.
Compare all specifications:
| 1991 Opel Astra | 1985 Opel Kadett | |
| Make | Opel | Opel |
| Model | Astra | Kadett |
| Year Released | 1991 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 1389 cc | 1295 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 75 HP |
| Engine RPM | 5200 RPM | 5800 RPM |
| Torque | 103 Nm | 101 Nm |
| Torque RPM | 2800 RPM | 4200 RPM |
| Engine Bore Size | 77.6 mm | 75 mm |
| Engine Stroke Size | 73.4 mm | 73.4 mm |
| Engine Compression Ratio | 9.4:1 | 9.2:1 |
| Top Speed | 160 km/hour | 166 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 930 kg | 858 kg |
| Vehicle Length | 4060 mm | 4010 mm |
| Vehicle Width | 1690 mm | 1670 mm |
| Vehicle Height | 1430 mm | 1360 mm |
| Wheelbase Size | 2530 mm | 2580 mm |
| Fuel Tank Capacity | 75 L | 70 L |
