1991 Audi 100 vs. 1991 Opel Astra
To start off, both 1991 Audi 100 and 1991 Opel Astra were released in the same year (1991). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,461 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (113 HP @ 4000 RPM) has 57 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 438 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, 1991 Audi 100 (265 Nm @ 2250 RPM) has 160 more torque (in Nm) than 1991 Opel Astra. (105 Nm @ 2400 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1991 Audi 100 | 1991 Opel Astra | |
| Make | Audi | Opel |
| Model | 100 | Astra |
| Year Released | 1991 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2461 cc | 1698 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 113 HP | 56 HP |
| Engine RPM | 4000 RPM | 4600 RPM |
| Torque | 265 Nm | 105 Nm |
| Torque RPM | 2250 RPM | 2400 RPM |
| Engine Bore Size | 81 mm | 82.5 mm |
| Engine Stroke Size | 95.5 mm | 79.5 mm |
| Top Speed | 187 km/hour | 150 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1473 kg | 1035 kg |
| Vehicle Length | 4810 mm | 4250 mm |
| Vehicle Width | 1790 mm | 1690 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2700 mm | 2530 mm |
| Fuel Tank Capacity | 80 L | 52 L |
