2004 BMW 525 vs. 2008 Aston Martin DB9
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 BMW 525. In addition, the cost of maintenance, including insurance, on 2004 BMW 525 would be higher. At 5,934 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 260 more horse power than 2004 BMW 525. (184 HP @ 7400 RPM) In normal driving conditions, 2008 Aston Martin DB9 should accelerate faster than 2004 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2008 Aston Martin DB9 weights approximately 340 kg more than 2004 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 (570 Nm) has 333 more torque (in Nm) than 2004 BMW 525. (237 Nm). This means 2008 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 525.
Compare all specifications:
| 2004 BMW 525 | 2008 Aston Martin DB9 | |
| Make | BMW | Aston Martin |
| Model | 525 | DB9 |
| Year Released | 2004 | 2008 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2491 cc | 5934 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 184 HP | 444 HP |
| Engine RPM | 7400 RPM | 6000 RPM |
| Torque | 237 Nm | 570 Nm |
| Engine Compression Ratio | 10.5:1 | 10.3:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1550 kg | 1890 kg |
| Vehicle Length | 4850 mm | 4720 mm |
| Vehicle Width | 1850 mm | 1880 mm |
| Vehicle Height | 1480 mm | 1270 mm |
| Wheelbase Size | 2890 mm | 2750 mm |
| Fuel Consumption | 8.4 L/100km | 13.1 L/100km |
| Fuel Consumption City | 12.4 L/100km | 18.1 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 17.4 L/100km |
| Fuel Tank Capacity | 70 L | 78 L |
