2003 Aston Martin DB9 vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Aston Martin DB9. In addition, the cost of maintenance, including insurance, on 2003 Aston Martin DB9 would be higher. At 5,935 cc (12 cylinders), 2003 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2003 Aston Martin DB9 (450 HP @ 6000 RPM) has 297 more horse power than 2007 Opel Vectra. (153 HP @ 5600 RPM). In normal driving conditions, 2003 Aston Martin DB9 should accelerate faster than 2007 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Aston Martin DB9 weights approximately 255 kg more than 2007 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Aston Martin DB9 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 Aston Martin DB9. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Vectra, being front wheel drive (FWD), will offer much better control with better grip. 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 DB9 (557 Nm @ 5000 RPM) has 337 more torque (in Nm) than 2007 Opel Vectra. (220 Nm @ 3800 RPM). This means 2003 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Vectra. 2007 Opel Vectra has automatic transmission and 2003 Aston Martin DB9 has manual transmission. 2003 Aston Martin DB9 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Aston Martin DB9 | 2007 Opel Vectra | |
| Make | Aston Martin | Opel |
| Model | DB9 | Vectra |
| Year Released | 2003 | 2007 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 2198 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 153 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 557 Nm | 220 Nm |
| Torque RPM | 5000 RPM | 3800 RPM |
| Engine Bore Size | 89 mm | 86 mm |
| Engine Stroke Size | 79.5 mm | 94.6 mm |
| Top Speed | 300 km/hour | 218 km/hour |
| Acceleration 0-100mph | 4.9 seconds | 9.9 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1710 kg | 1455 kg |
| Vehicle Length | 4970 mm | 4600 mm |
| Vehicle Width | 1880 mm | 1800 mm |
| Vehicle Height | 1320 mm | 1470 mm |
| Wheelbase Size | 2750 mm | 2710 mm |
| Fuel Tank Capacity | 85 L | 61 L |
