1970 Audi 100 vs. 1991 Opel Astra
To start off, 1991 Opel Astra is newer by 21 year(s). Which means there will be less support and parts availability for 1970 Audi 100. In addition, the cost of maintenance, including insurance, on 1970 Audi 100 would be higher. At 1,760 cc (4 cylinders), 1970 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Opel Astra (100 HP @ 5600 RPM) has 21 more horse power than 1970 Audi 100. (79 HP @ 5000 RPM) In normal driving conditions, 1991 Opel Astra should accelerate faster than 1970 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Astra weights approximately 10 kg more than 1970 Audi 100. 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, 1970 Audi 100 (136 Nm @ 3000 RPM) has 1 more torque (in Nm) than 1991 Opel Astra. (135 Nm @ 3400 RPM). This means 1970 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1970 Audi 100 | 1991 Opel Astra | |
| Make | Audi | Opel |
| Model | 100 | Astra |
| Year Released | 1970 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1760 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 79 HP | 100 HP |
| Engine RPM | 5000 RPM | 5600 RPM |
| Torque | 136 Nm | 135 Nm |
| Torque RPM | 3000 RPM | 3400 RPM |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1050 kg | 1060 kg |
| Vehicle Length | 4590 mm | 4250 mm |
| Vehicle Width | 1730 mm | 1690 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2690 mm | 2530 mm |
