2004 Aston Martin DB7 vs. 2003 Opel Vectra
To start off, 2004 Aston Martin DB7 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 5,935 cc (12 cylinders), 2004 Aston Martin DB7 is equipped with a bigger engine. In terms of performance, 2004 Aston Martin DB7 (414 HP @ 6000 RPM) has 241 more horse power than 2003 Opel Vectra. (173 HP @ 4000 RPM). In normal driving conditions, 2004 Aston Martin DB7 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Aston Martin DB7 weights approximately 273 kg more than 2003 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Aston Martin DB7 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 2004 Aston Martin DB7. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2004 Aston Martin DB7 (550 Nm @ 5000 RPM) has 180 more torque (in Nm) than 2003 Opel Vectra. (370 Nm @ 1900 RPM). This means 2004 Aston Martin DB7 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2003 Opel Vectra has automatic transmission and 2004 Aston Martin DB7 has manual transmission. 2004 Aston Martin DB7 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Aston Martin DB7 | 2003 Opel Vectra | |
| Make | Aston Martin | Opel |
| Model | DB7 | Vectra |
| Year Released | 2004 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 2957 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 173 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 550 Nm | 370 Nm |
| Torque RPM | 5000 RPM | 1900 RPM |
| Engine Bore Size | 89 mm | 87.5 mm |
| Engine Stroke Size | 79.5 mm | 82 mm |
| Engine Compression Ratio | 10.3:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1878 kg | 1605 kg |
| Vehicle Length | 4720 mm | 4600 mm |
| Vehicle Width | 1830 mm | 1770 mm |
| Vehicle Height | 1270 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2740 mm |
| Fuel Tank Capacity | 89 L | 60 L |
