2008 Aston Martin DB9 vs. 2004 Audi S4
To start off, 2008 Aston Martin DB9 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Audi S4. In addition, the cost of maintenance, including insurance, on 2004 Audi S4 would be higher. At 5,935 cc (12 cylinders), 2008 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2008 Aston Martin DB9 (444 HP @ 6000 RPM) has 105 more horse power than 2004 Audi S4. (339 HP @ 7000 RPM). In normal driving conditions, 2008 Aston Martin DB9 should accelerate faster than 2004 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Aston Martin DB9 weights approximately 175 kg more than 2004 Audi S4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2004 Audi S4 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, 2008 Aston Martin DB9 (571 Nm @ 5000 RPM) has 161 more torque (in Nm) than 2004 Audi S4. (410 Nm @ 3500 RPM). This means 2008 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi S4.
Compare all specifications:
| 2008 Aston Martin DB9 | 2004 Audi S4 | |
| Make | Aston Martin | Audi |
| Model | DB9 | S4 |
| Year Released | 2008 | 2004 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 4163 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 444 HP | 339 HP |
| Engine RPM | 6000 RPM | 7000 RPM |
| Torque | 571 Nm | 410 Nm |
| Torque RPM | 5000 RPM | 3500 RPM |
| Engine Bore Size | 89 mm | 84.5 mm |
| Engine Stroke Size | 79.5 mm | 92.8 mm |
| Top Speed | 300 km/hour | 250 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 5.6 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1835 kg | 1660 kg |
| Vehicle Length | 4720 mm | 4590 mm |
| Vehicle Width | 1880 mm | 1780 mm |
| Vehicle Height | 1280 mm | 1430 mm |
| Wheelbase Size | 2750 mm | 2430 mm |
| Fuel Consumption Highway | 12.4 L/100km | 9.8 L/100km |
| Fuel Consumption City | 19.6 L/100km | 19.5 L/100km |
| Fuel Consumption Overall | 16.5 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 78 L | 63 L |
