1991 Audi 100 vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 15 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 2,771 cc (6 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (198 HP @ 5400 RPM) has 27 more horse power than 1991 Audi 100. (171 HP @ 5500 RPM) In normal driving conditions, 2006 Opel Astra should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 75 kg more than 2006 Opel Astra.
Because 1991 Audi 100 is four wheel drive (4WD), it will have significant more traction and grip than 2006 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, 2006 Opel Astra (262 Nm @ 4200 RPM) has 11 more torque (in Nm) than 1991 Audi 100. (251 Nm @ 3000 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 2006 Opel Astra | |
| Make | Audi | Opel |
| Model | 100 | Astra |
| Year Released | 1991 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 171 HP | 198 HP |
| Engine RPM | 5500 RPM | 5400 RPM |
| Torque | 251 Nm | 262 Nm |
| Torque RPM | 3000 RPM | 4200 RPM |
| Engine Bore Size | 82.5 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Top Speed | 218 km/hour | 230 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1500 kg | 1425 kg |
| Vehicle Length | 4800 mm | 4520 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1510 mm |
| Wheelbase Size | 2690 mm | 2710 mm |
| Fuel Consumption Overall | 8.8 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 80 L | 52 L |
