1991 Opel Astra vs. 1980 Saab 900
To start off, 1991 Opel Astra is newer by 11 year(s). Which means there will be less support and parts availability for 1980 Saab 900. In addition, the cost of maintenance, including insurance, on 1980 Saab 900 would be higher. At 1,985 cc (4 cylinders), 1980 Saab 900 is equipped with a bigger engine. In terms of performance, 1980 Saab 900 (108 HP @ 5200 RPM) has 52 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM) In normal driving conditions, 1980 Saab 900 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1980 Saab 900 weights approximately 155 kg more than 1991 Opel Astra. 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, 1980 Saab 900 (164 Nm @ 3300 RPM) has 59 more torque (in Nm) than 1991 Opel Astra. (105 Nm @ 2400 RPM). This means 1980 Saab 900 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1991 Opel Astra | 1980 Saab 900 | |
| Make | Opel | Saab |
| Model | Astra | 900 |
| Year Released | 1991 | 1980 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1700 cc | 1985 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 56 HP | 108 HP |
| Engine RPM | 4600 RPM | 5200 RPM |
| Torque | 105 Nm | 164 Nm |
| Torque RPM | 2400 RPM | 3300 RPM |
| Engine Bore Size | 82.5 mm | 90 mm |
| Engine Stroke Size | 79.5 mm | 78 mm |
| Engine Compression Ratio | 23.0:1 | 9.2:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1025 kg | 1180 kg |
| Vehicle Length | 4280 mm | 4750 mm |
| Vehicle Width | 1690 mm | 1700 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2640 mm | 2530 mm |
