2005 Aston Martin DB9 vs. 2001 Audi RS4
To start off, 2005 Aston Martin DB9 is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Audi RS4. In addition, the cost of maintenance, including insurance, on 2001 Audi RS4 would be higher. At 5,935 cc (12 cylinders), 2005 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2005 Aston Martin DB9 (444 HP @ 6000 RPM) has 67 more horse power than 2001 Audi RS4. (377 HP @ 6300 RPM). In normal driving conditions, 2005 Aston Martin DB9 should accelerate faster than 2001 Audi RS4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Aston Martin DB9 weights approximately 125 kg more than 2001 Audi RS4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2001 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, 2005 Aston Martin DB9 (571 Nm @ 5000 RPM) has 122 more torque (in Nm) than 2001 Audi RS4. (449 Nm @ 2500 RPM). This means 2005 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi RS4.
Compare all specifications:
| 2005 Aston Martin DB9 | 2001 Audi RS4 | |
| Make | Aston Martin | Audi |
| Model | DB9 | RS4 |
| Year Released | 2005 | 2001 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 2671 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 444 HP | 377 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 571 Nm | 449 Nm |
| Torque RPM | 5000 RPM | 2500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1710 kg | 1585 kg |
| Vehicle Length | 4710 mm | 4480 mm |
| Vehicle Width | 1880 mm | 1740 mm |
| Vehicle Height | 1320 mm | 1450 mm |
| Wheelbase Size | 2750 mm | 2610 mm |
| Fuel Tank Capacity | 85 L | 55 L |
