1981 Audi 100 vs. 1991 Opel Astra
To start off, 1991 Opel Astra is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Audi 100. In addition, the cost of maintenance, including insurance, on 1981 Audi 100 would be higher. At 1,598 cc (4 cylinders), 1991 Opel Astra is equipped with a bigger engine. In terms of performance, 1991 Opel Astra (100 HP @ 5600 RPM) has 15 more horse power than 1981 Audi 100. (85 HP @ 5600 RPM) In normal driving conditions, 1991 Opel Astra should accelerate faster than 1981 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1981 Audi 100 weights approximately 50 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, 1991 Opel Astra (135 Nm @ 3400 RPM) has 11 more torque (in Nm) than 1981 Audi 100. (124 Nm @ 3200 RPM). This means 1991 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi 100. 1991 Opel Astra has automatic transmission and 1981 Audi 100 has manual transmission. 1981 Audi 100 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Audi 100 | 1991 Opel Astra | |
| Make | Audi | Opel |
| Model | 100 | Astra |
| Year Released | 1981 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1588 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 100 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 124 Nm | 135 Nm |
| Torque RPM | 3200 RPM | 3400 RPM |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1110 kg | 1060 kg |
| Vehicle Length | 4600 mm | 4250 mm |
| Vehicle Width | 1770 mm | 1690 mm |
| Vehicle Height | 1400 mm | 1430 mm |
| Wheelbase Size | 2680 mm | 2530 mm |
