2009 Audi RS6 vs. 2008 Opel Astra
To start off, 2009 Audi RS6 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Opel Astra. In addition, the cost of maintenance, including insurance, on 2008 Opel Astra would be higher. At 4,991 cc (10 cylinders), 2009 Audi RS6 is equipped with a bigger engine. In terms of performance, 2009 Audi RS6 (572 HP @ 6250 RPM) has 503 more horse power than 2008 Opel Astra. (69 HP @ 5600 RPM). In normal driving conditions, 2009 Audi RS6 should accelerate faster than 2008 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi RS6 weights approximately 718 kg more than 2008 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi RS6 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2009 Audi RS6 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, 2009 Audi RS6 (650 Nm @ 1500 RPM) has 480 more torque (in Nm) than 2008 Opel Astra. (170 Nm @ 3800 RPM). This means 2009 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra.
Compare all specifications:
| 2009 Audi RS6 | 2008 Opel Astra | |
| Make | Audi | Opel |
| Model | RS6 | Astra |
| Year Released | 2009 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 4991 cc | 1796 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 572 HP | 69 HP |
| Engine RPM | 6250 RPM | 5600 RPM |
| Torque | 650 Nm | 170 Nm |
| Torque RPM | 1500 RPM | 3800 RPM |
| Engine Bore Size | 84.5 mm | 80.5 mm |
| Engine Stroke Size | 89 mm | 88.2 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 188 km/hour |
| Acceleration 0-100mph | 4.6 seconds | 12.2 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2028 kg | 1310 kg |
| Vehicle Length | 4930 mm | 3510 mm |
| Vehicle Height | 1460 mm | 1700 mm |
| Wheelbase Size | 2850 mm | 2620 mm |
| Fuel Consumption Overall | 6.8 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 80 L | 52 L |
