2009 Aston Martin DB9 vs. 2007 Audi A8
To start off, 2009 Aston Martin DB9 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A8. In addition, the cost of maintenance, including insurance, on 2007 Audi A8 would be higher. At 5,935 cc (12 cylinders), 2009 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2009 Aston Martin DB9 (470 HP @ 6000 RPM) has 141 more horse power than 2007 Audi A8. (329 HP @ 6500 RPM). In normal driving conditions, 2009 Aston Martin DB9 should accelerate faster than 2007 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2009 Aston Martin DB9 weights approximately 110 kg more than 2007 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2007 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 Aston Martin DB9 (601 Nm @ 5000 RPM) has 171 more torque (in Nm) than 2007 Audi A8. (430 Nm @ 3500 RPM). This means 2009 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A8.
Compare all specifications:
2009 Aston Martin DB9 | 2007 Audi A8 | |
Make | Aston Martin | Audi |
Model | DB9 | A8 |
Year Released | 2009 | 2007 |
Body Type | Convertible | Sedan |
Engine Position | Front | Front |
Engine Size | 5935 cc | 4170 cc |
Engine Cylinders | 12 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 5 valves |
Horse Power | 470 HP | 329 HP |
Engine RPM | 6000 RPM | 6500 RPM |
Torque | 601 Nm | 430 Nm |
Torque RPM | 5000 RPM | 3500 RPM |
Engine Bore Size | 89 mm | 84.5 mm |
Engine Stroke Size | 79.5 mm | 93 mm |
Engine Compression Ratio | 10.9:1 | 11.0:1 |
Fuel Type | Diesel | Gasoline |
Top Speed | 265 km/hour | 250 km/hour |
Acceleration 0-100mph | 5.1 seconds | 6.3 seconds |
Drive Type | Rear | 4WD |
Transmission Type | Automatic | Automatic |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1890 kg | 1780 kg |
Vehicle Length | 4720 mm | 5060 mm |
Vehicle Width | 1880 mm | 1900 mm |
Vehicle Height | 1320 mm | 1450 mm |
Wheelbase Size | 2750 mm | 2950 mm |
Fuel Consumption Overall | 16.8 L/100km | 8.8 L/100km |
Fuel Tank Capacity | 80 L | 90 L |