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 2,226 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (226 HP @ 5900 RPM) has 152 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 444 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.
Because 1991 Audi 100 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Opel Astra. In wet, icy, snow, or gravel driving conditions, 1991 Audi 100 will offer significantly more control. 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 (350 Nm @ 1950 RPM) has 183 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 | 2226 cc | 1686 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 226 HP | 74 HP |
| Engine RPM | 5900 RPM | 4500 RPM |
| Torque | 350 Nm | 167 Nm |
| Torque RPM | 1950 RPM | 1800 RPM |
| Engine Bore Size | 81 mm | 80 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 9.3:1 | 18.4:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1614 kg | 1170 kg |
| Vehicle Length | 4800 mm | 4060 mm |
| Vehicle Width | 1810 mm | 1700 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2700 mm | 2650 mm |
| Fuel Tank Capacity | 80 L | 53 L |
