2004 Aston Martin DB9 vs. 2002 Aston Martin DB7
To start off, 2004 Aston Martin DB9 is newer by 2 year(s). Which means there will be less support and parts availability for 2002 Aston Martin DB7. In addition, the cost of maintenance, including insurance, on 2002 Aston Martin DB7 would be higher. At 5,935 cc (12 cylinders), 2004 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2004 Aston Martin DB9 (454 HP @ 6000 RPM) has 4 more horse power than 2002 Aston Martin DB7. (450 HP @ 6000 RPM). In normal driving conditions, 2004 Aston Martin DB9 should accelerate faster than 2002 Aston Martin DB7. With that said, vehicle weight also plays an important factor in acceleration. 2002 Aston Martin DB7 weights approximately 84 kg more than 2004 Aston Martin DB9.
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, 2002 Aston Martin DB7 (577 Nm @ 5000 RPM) has 7 more torque (in Nm) than 2004 Aston Martin DB9. (570 Nm @ 5000 RPM). This means 2002 Aston Martin DB7 will have an easier job in driving up hills or pulling heavy equipment than 2004 Aston Martin DB9.
Compare all specifications:
| 2004 Aston Martin DB9 | 2002 Aston Martin DB7 | |
| Make | Aston Martin | Aston Martin |
| Model | DB9 | DB7 |
| Year Released | 2004 | 2002 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 5932 cc |
| Engine Cylinders | 12 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 454 HP | 450 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 570 Nm | 577 Nm |
| Torque RPM | 5000 RPM | 5000 RPM |
| Engine Bore Size | 89 mm | 89 mm |
| Engine Stroke Size | 79.5 mm | 79.5 mm |
| Engine Compression Ratio | 10.3:1 | 10.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 300 km/hour | 298 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1716 kg | 1800 kg |
| Vehicle Length | 4720 mm | 4700 mm |
| Vehicle Width | 1880 mm | 1840 mm |
| Vehicle Height | 1320 mm | 1250 mm |
| Wheelbase Size | 2750 mm | 2600 mm |
| Fuel Tank Capacity | 85 L | 89 L |
