2003 Aston Martin DB9 vs. 2006 Audi A4
To start off, 2006 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Aston Martin DB9. In addition, the cost of maintenance, including insurance, on 2003 Aston Martin DB9 would be higher. At 5,935 cc (12 cylinders), 2003 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2003 Aston Martin DB9 (450 HP @ 6000 RPM) has 250 more horse power than 2006 Audi A4. (200 HP @ 5100 RPM). In normal driving conditions, 2003 Aston Martin DB9 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 170 kg more than 2003 Aston Martin DB9.
Because 2003 Aston Martin DB9 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 Aston Martin DB9. However, in wet, icy, snow, or gravel driving conditions, 2006 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2003 Aston Martin DB9 (557 Nm @ 5000 RPM) has 276 more torque (in Nm) than 2006 Audi A4. (281 Nm @ 1800 RPM). This means 2003 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2003 Aston Martin DB9 | 2006 Audi A4 | |
| Make | Aston Martin | Audi |
| Model | DB9 | A4 |
| Year Released | 2003 | 2006 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 1983 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 200 HP |
| Engine RPM | 6000 RPM | 5100 RPM |
| Torque | 557 Nm | 281 Nm |
| Torque RPM | 5000 RPM | 1800 RPM |
| Engine Bore Size | 89 mm | 82.5 mm |
| Engine Stroke Size | 79.5 mm | 92.8 mm |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1710 kg | 1880 kg |
| Vehicle Length | 4970 mm | 4590 mm |
| Vehicle Width | 1880 mm | 1780 mm |
| Vehicle Height | 1320 mm | 1430 mm |
| Wheelbase Size | 2750 mm | 2660 mm |
| Fuel Tank Capacity | 85 L | 63 L |
