1991 Audi 100 vs. 1998 Opel Astra
To start off, 1998 Opel Astra is newer by 7 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. 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 39 more horse power than 1998 Opel Astra. (74 HP @ 4500 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 1998 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 303 kg more than 1998 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 98 more torque (in Nm) than 1998 Opel Astra. (167 Nm @ 1800 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Astra.
Compare all specifications:
| 1991 Audi 100 | 1998 Opel Astra | |
| Make | Audi | Opel |
| Model | 100 | Astra |
| Year Released | 1991 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 2461 cc | 1686 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 113 HP | 74 HP |
| Engine RPM | 4000 RPM | 4500 RPM |
| Torque | 265 Nm | 167 Nm |
| Torque RPM | 2250 RPM | 1800 RPM |
| Engine Bore Size | 81 mm | 80 mm |
| Engine Stroke Size | 95.5 mm | 86 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1473 kg | 1170 kg |
| Vehicle Length | 4810 mm | 4060 mm |
| Vehicle Width | 1790 mm | 1700 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2700 mm | 2650 mm |
| Fuel Tank Capacity | 80 L | 53 L |
