2003 Audi RS6 vs. 2007 Aston Martin DB9
To start off, 2007 Aston Martin DB9 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Audi RS6. In addition, the cost of maintenance, including insurance, on 2003 Audi RS6 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 7 more horse power than 2003 Audi RS6. (444 HP @ 6300 RPM) In normal driving conditions, 2007 Aston Martin DB9 should accelerate faster than 2003 Audi RS6. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi RS6 weights approximately 75 kg more than 2007 Aston Martin DB9.
Because 2003 Audi RS6 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, 2003 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, 2007 Aston Martin DB9 (570 Nm @ 5000 RPM) has 10 more torque (in Nm) than 2003 Audi RS6. (560 Nm @ 1950 RPM). This means 2007 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi RS6. 2007 Aston Martin DB9 has automatic transmission and 2003 Audi RS6 has manual transmission. 2003 Audi RS6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Aston Martin DB9 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Audi RS6 | 2007 Aston Martin DB9 | |
| Make | Audi | Aston Martin |
| Model | RS6 | DB9 |
| Year Released | 2003 | 2007 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 5935 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 444 HP | 451 HP |
| Engine RPM | 6300 RPM | 5750 RPM |
| Torque | 560 Nm | 570 Nm |
| Torque RPM | 1950 RPM | 5000 RPM |
| Engine Bore Size | 84.5 mm | 89 mm |
| Engine Stroke Size | 93 mm | 79.5 mm |
| Engine Compression Ratio | 9.3:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 300 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1910 kg | 1835 kg |
| Vehicle Length | 4860 mm | 4720 mm |
| Vehicle Width | 1860 mm | 1880 mm |
| Vehicle Height | 1460 mm | 1280 mm |
| Wheelbase Size | 2760 mm | 2750 mm |
| Fuel Consumption | 10.4 L/100km | 12.4 L/100km |
| Fuel Consumption City | 21.8 L/100km | 19.6 L/100km |
| Fuel Consumption Overall | 14.6 L/100km | 17.8 L/100km |
| Fuel Tank Capacity | 82 L | 78 L |
