2003 Aston Martin DB7 vs. 2006 BMW 320
To start off, 2006 BMW 320 is newer by 3 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 (414 HP @ 6000 RPM) has 260 more horse power than 2006 BMW 320. (154 HP @ 4000 RPM). In normal driving conditions, 2003 Aston Martin DB7 should accelerate faster than 2006 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2003 Aston Martin DB7 weights approximately 245 kg more than 2006 BMW 320. 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, 2003 Aston Martin DB7 (550 Nm @ 5000 RPM) has 220 more torque (in Nm) than 2006 BMW 320. (330 Nm @ 2000 RPM). This means 2003 Aston Martin DB7 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 320.
Compare all specifications:
| 2003 Aston Martin DB7 | 2006 BMW 320 | |
| Make | Aston Martin | BMW |
| Model | DB7 | 320 |
| Year Released | 2003 | 2006 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 1995 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 154 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 550 Nm | 330 Nm |
| Torque RPM | 5000 RPM | 2000 RPM |
| Engine Compression Ratio | 10.3:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1875 kg | 1630 kg |
| Vehicle Length | 4720 mm | 4530 mm |
| Vehicle Width | 1830 mm | 1820 mm |
| Vehicle Height | 1240 mm | 1430 mm |
| Wheelbase Size | 2600 mm | 2770 mm |
| Fuel Tank Capacity | 89 L | 60 L |
