2008 Audi A6 vs. 1991 Opel Astra
To start off, 2008 Audi A6 is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 1,968 cc (4 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A6 (138 HP @ 4000 RPM) has 38 more horse power than 1991 Opel Astra. (100 HP @ 5600 RPM). In normal driving conditions, 2008 Audi A6 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 245 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, 2008 Audi A6 (320 Nm @ 1750 RPM) has 185 more torque (in Nm) than 1991 Opel Astra. (135 Nm @ 3400 RPM). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 2008 Audi A6 | 1991 Opel Astra | |
| Make | Audi | Opel |
| Model | A6 | Astra |
| Year Released | 2008 | 1991 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 100 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 320 Nm | 135 Nm |
| Torque RPM | 1750 RPM | 3400 RPM |
| Engine Bore Size | 81 mm | 79 mm |
| Engine Stroke Size | 95.5 mm | 81.5 mm |
| Engine Compression Ratio | 18.0:1 | 9.8:1 |
| Top Speed | 227 km/hour | 190 km/hour |
| Acceleration 0-100mph | 8.4 seconds | 10.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1275 kg | 1030 kg |
| Vehicle Length | 4800 mm | 4250 mm |
| Vehicle Width | 1820 mm | 1690 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2770 mm | 2530 mm |
| Fuel Tank Capacity | 70 L | 52 L |
