2009 Aston Martin DB9 vs. 2005 Audi RS6
To start off, 2009 Aston Martin DB9 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi RS6. In addition, the cost of maintenance, including insurance, on 2005 Audi RS6 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 (464 HP @ 6000 RPM) has 20 more horse power than 2005 Audi RS6. (444 HP @ 5700 RPM). In normal driving conditions, 2009 Aston Martin DB9 should accelerate faster than 2005 Audi RS6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi RS6 weights approximately 65 kg more than 2009 Aston Martin DB9.
Because 2005 Audi RS6 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, 2005 Audi RS6 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 Audi RS6 (560 Nm @ 1950 RPM) has 117 more torque (in Nm) than 2009 Aston Martin DB9. (443 Nm @ 5000 RPM). This means 2005 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2009 Aston Martin DB9. 2005 Audi RS6 has automatic transmission and 2009 Aston Martin DB9 has manual transmission. 2009 Aston Martin DB9 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi RS6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Aston Martin DB9 | 2005 Audi RS6 | |
| Make | Aston Martin | Audi |
| Model | DB9 | RS6 |
| Year Released | 2009 | 2005 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 4171 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 464 HP | 444 HP |
| Engine RPM | 6000 RPM | 5700 RPM |
| Torque | 443 Nm | 560 Nm |
| Torque RPM | 5000 RPM | 1950 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1760 kg | 1825 kg |
| Vehicle Length | 4710 mm | 4800 mm |
| Vehicle Height | 1320 mm | 1460 mm |
| Wheelbase Size | 2750 mm | 2770 mm |
| Fuel Consumption Overall | 18.1 L/100km | 14.6 L/100km |
| Fuel Tank Capacity | 85 L | 82 L |
