2009 Audi Q7 vs. 2011 Opel Astra
To start off, 2011 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Audi Q7. In addition, the cost of maintenance, including insurance, on 2009 Audi Q7 would be higher. At 4,163 cc (8 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (345 HP @ 6800 RPM) has 222 more horse power than 2011 Opel Astra. (123 HP @ 4000 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 2011 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 846 kg more than 2011 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2009 Audi Q7 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 Q7 (440 Nm @ 3500 RPM) has 160 more torque (in Nm) than 2011 Opel Astra. (280 Nm @ 2000 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2011 Opel Astra.
Compare all specifications:
| 2009 Audi Q7 | 2011 Opel Astra | |
| Make | Audi | Opel |
| Model | Q7 | Astra |
| Year Released | 2009 | 2011 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 345 HP | 123 HP |
| Engine RPM | 6800 RPM | 4000 RPM |
| Torque | 440 Nm | 280 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Bore Size | 84.5 mm | 82 mm |
| Engine Stroke Size | 92.8 mm | 90.4 mm |
| Engine Compression Ratio | 12.5:1 | 17.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 244 km/hour | 191 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 10.5 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2244 kg | 1398 kg |
| Vehicle Length | 5090 mm | 4260 mm |
| Vehicle Width | 1990 mm | 1760 mm |
| Vehicle Height | 1740 mm | 1470 mm |
| Wheelbase Size | 3010 mm | 2620 mm |
| Fuel Consumption Overall | 13.6 L/100km | 6 L/100km |
| Fuel Tank Capacity | 100 L | 52 L |
