2007 Aston Martin DB9 vs. 1991 Opel Astra
To start off, 2007 Aston Martin DB9 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 5,935 cc (12 cylinders), 2007 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2007 Aston Martin DB9 (451 HP @ 5750 RPM) has 392 more horse power than 1991 Opel Astra. (59 HP @ 5200 RPM). In normal driving conditions, 2007 Aston Martin DB9 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Aston Martin DB9 weights approximately 860 kg more than 1991 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 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 2007 Aston Martin DB9. However, in wet, icy, snow, or gravel driving conditions, 1991 Opel Astra, 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, 2007 Aston Martin DB9 (570 Nm @ 5000 RPM) has 466 more torque (in Nm) than 1991 Opel Astra. (104 Nm @ 2800 RPM). This means 2007 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 2007 Aston Martin DB9 | 1991 Opel Astra | |
| Make | Aston Martin | Opel |
| Model | DB9 | Astra |
| Year Released | 2007 | 1991 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 1389 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 451 HP | 59 HP |
| Engine RPM | 5750 RPM | 5200 RPM |
| Torque | 570 Nm | 104 Nm |
| Torque RPM | 5000 RPM | 2800 RPM |
| Engine Bore Size | 89 mm | 77.6 mm |
| Engine Stroke Size | 79.5 mm | 73.4 mm |
| Top Speed | 300 km/hour | 155 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1835 kg | 975 kg |
| Vehicle Length | 4720 mm | 4280 mm |
| Vehicle Width | 1880 mm | 1690 mm |
| Vehicle Height | 1280 mm | 1480 mm |
| Wheelbase Size | 2750 mm | 2530 mm |
