2006 Aston Martin DB9 vs. 1990 Porsche 911
To start off, 2006 Aston Martin DB9 is newer by 16 year(s). Which means there will be less support and parts availability for 1990 Porsche 911. In addition, the cost of maintenance, including insurance, on 1990 Porsche 911 would be higher. At 5,932 cc (12 cylinders), 2006 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2006 Aston Martin DB9 (450 HP @ 6000 RPM) has 222 more horse power than 1990 Porsche 911. (228 HP @ 5900 RPM). In normal driving conditions, 2006 Aston Martin DB9 should accelerate faster than 1990 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2006 Aston Martin DB9 weights approximately 474 kg more than 1990 Porsche 911. 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, 2006 Aston Martin DB9 (570 Nm @ 5000 RPM) has 284 more torque (in Nm) than 1990 Porsche 911. (286 Nm @ 4800 RPM). This means 2006 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 1990 Porsche 911.
Compare all specifications:
| 2006 Aston Martin DB9 | 1990 Porsche 911 | |
| Make | Aston Martin | Porsche |
| Model | DB9 | 911 |
| Year Released | 2006 | 1990 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 5932 cc | 3164 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 450 HP | 228 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 570 Nm | 286 Nm |
| Torque RPM | 5000 RPM | 4800 RPM |
| Engine Bore Size | 89.1 mm | 95 mm |
| Engine Stroke Size | 79.5 mm | 74.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1710 kg | 1236 kg |
| Vehicle Length | 4720 mm | 4300 mm |
| Vehicle Width | 1880 mm | 1660 mm |
| Vehicle Height | 1320 mm | 1330 mm |
| Wheelbase Size | 2750 mm | 2280 mm |
| Fuel Tank Capacity | 83 L | 80 L |
