2006 Aston Martin DB9 vs. 2007 Audi RS4
To start off, 2007 Audi RS4 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Aston Martin DB9. In addition, the cost of maintenance, including insurance, on 2006 Aston Martin DB9 would be higher. At 5,935 cc (12 cylinders), 2006 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2006 Aston Martin DB9 (449 HP @ 6000 RPM) has 35 more horse power than 2007 Audi RS4. (414 HP @ 7800 RPM). In normal driving conditions, 2006 Aston Martin DB9 should accelerate faster than 2007 Audi RS4.
Because 2007 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2007 Audi RS4 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, 2006 Aston Martin DB9 (570 Nm @ 5000 RPM) has 140 more torque (in Nm) than 2007 Audi RS4. (430 Nm @ 5500 RPM). This means 2006 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi RS4.
Compare all specifications:
| 2006 Aston Martin DB9 | 2007 Audi RS4 | |
| Make | Aston Martin | Audi |
| Model | DB9 | RS4 |
| Year Released | 2006 | 2007 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 4161 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 449 HP | 414 HP |
| Engine RPM | 6000 RPM | 7800 RPM |
| Torque | 570 Nm | 430 Nm |
| Torque RPM | 5000 RPM | 5500 RPM |
| Engine Bore Size | 89.1 mm | 84.5 mm |
| Engine Stroke Size | 79.5 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 4.9 seconds | 4.8 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4710 mm | 4590 mm |
| Vehicle Width | 1880 mm | 1820 mm |
| Vehicle Height | 1320 mm | 1420 mm |
| Wheelbase Size | 2750 mm | 2660 mm |
| Fuel Tank Capacity | 80 L | 70 L |
