1999 Audi A8 vs. 2007 Aston Martin DB9
To start off, 2007 Aston Martin DB9 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Audi A8. In addition, the cost of maintenance, including insurance, on 1999 Audi A8 would be higher. At 5,935 cc (12 cylinders), 2007 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2007 Aston Martin DB9 (451 HP @ 5750 RPM) has 261 more horse power than 1999 Audi A8. (190 HP @ 6000 RPM) In normal driving conditions, 2007 Aston Martin DB9 should accelerate faster than 1999 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2007 Aston Martin DB9 weights approximately 200 kg more than 1999 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 1999 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, 2007 Aston Martin DB9 (570 Nm @ 5000 RPM) has 290 more torque (in Nm) than 1999 Audi A8. (280 Nm @ 3200 RPM). This means 2007 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A8.
Compare all specifications:
| 1999 Audi A8 | 2007 Aston Martin DB9 | |
| Make | Audi | Aston Martin |
| Model | A8 | DB9 |
| Year Released | 1999 | 2007 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 5935 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 190 HP | 451 HP |
| Engine RPM | 6000 RPM | 5750 RPM |
| Torque | 280 Nm | 570 Nm |
| Torque RPM | 3200 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 235 km/hour | 300 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1635 kg | 1835 kg |
| Vehicle Length | 5040 mm | 4720 mm |
| Vehicle Width | 1890 mm | 1880 mm |
| Vehicle Height | 1440 mm | 1280 mm |
| Wheelbase Size | 2890 mm | 2750 mm |
