2009 Audi A8 vs. 2008 Opel Astra
To start off, 2009 Audi A8 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 5,204 cc (10 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (444 HP @ 7000 RPM) has 375 more horse power than 2008 Opel Astra. (69 HP @ 5600 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2008 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 630 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 A8 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 A8 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 A8 (540 Nm @ 3500 RPM) has 370 more torque (in Nm) than 2008 Opel Astra. (170 Nm @ 3800 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra.
Compare all specifications:
2009 Audi A8 | 2008 Opel Astra | |
Make | Audi | Opel |
Model | A8 | Astra |
Year Released | 2009 | 2008 |
Engine Position | Front | Front |
Engine Size | 5204 cc | 1796 cc |
Engine Cylinders | 10 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 444 HP | 69 HP |
Engine RPM | 7000 RPM | 5600 RPM |
Torque | 540 Nm | 170 Nm |
Torque RPM | 3500 RPM | 3800 RPM |
Engine Bore Size | 84.5 mm | 80.5 mm |
Engine Stroke Size | 92.8 mm | 88.2 mm |
Engine Compression Ratio | 12.5:1 | 10.5:1 |
Fuel Type | Gasoline - Premium | Gasoline |
Top Speed | 250 km/hour | 188 km/hour |
Acceleration 0-100mph | 5.1 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 | 1940 kg | 1310 kg |
Vehicle Length | 5070 mm | 3510 mm |
Vehicle Height | 1430 mm | 1700 mm |
Wheelbase Size | 2950 mm | 2620 mm |
Fuel Consumption Overall | 15.8 L/100km | 8.4 L/100km |
Fuel Tank Capacity | 90 L | 52 L |