2003 Aston Martin DB7 vs. 2005 BMW X5
To start off, 2005 BMW X5 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Aston Martin DB7. In addition, the cost of maintenance, including insurance, on 2003 Aston Martin DB7 would be higher. At 5,935 cc (12 cylinders), 2003 Aston Martin DB7 is equipped with a bigger engine. In terms of performance, 2003 Aston Martin DB7 (435 HP @ 6000 RPM) has 220 more horse power than 2005 BMW X5. (215 HP @ 4000 RPM). In normal driving conditions, 2003 Aston Martin DB7 should accelerate faster than 2005 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 430 kg more than 2003 Aston Martin DB7.
Because 2005 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Aston Martin DB7. In wet, icy, snow, or gravel driving conditions, 2005 BMW X5 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, 2003 Aston Martin DB7 (540 Nm @ 5000 RPM) has 20 more torque (in Nm) than 2005 BMW X5. (520 Nm @ 2000 RPM). This means 2003 Aston Martin DB7 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW X5.
Compare all specifications:
| 2003 Aston Martin DB7 | 2005 BMW X5 | |
| Make | Aston Martin | BMW |
| Model | DB7 | X5 |
| Year Released | 2003 | 2005 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 2926 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 435 HP | 215 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 540 Nm | 520 Nm |
| Torque RPM | 5000 RPM | 2000 RPM |
| Engine Bore Size | 89 mm | 84 mm |
| Engine Stroke Size | 79.5 mm | 90 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1740 kg | 2170 kg |
| Vehicle Length | 4490 mm | 4670 mm |
| Vehicle Width | 1870 mm | 1880 mm |
| Vehicle Height | 1250 mm | 1720 mm |
| Wheelbase Size | 2540 mm | 2830 mm |
