2007 Aston Martin DB9 vs. 2005 Saab 03-Sep
To start off, 2007 Aston Martin DB9 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Saab 03-Sep. In addition, the cost of maintenance, including insurance, on 2005 Saab 03-Sep 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 (450 HP @ 6000 RPM) has 335 more horse power than 2005 Saab 03-Sep. (115 HP @ 4000 RPM). In normal driving conditions, 2007 Aston Martin DB9 should accelerate faster than 2005 Saab 03-Sep. With that said, vehicle weight also plays an important factor in acceleration. 2007 Aston Martin DB9 weights approximately 45 kg more than 2005 Saab 03-Sep. 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, 2005 Saab 03-Sep, 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 330 more torque (in Nm) than 2005 Saab 03-Sep. (240 Nm @ 2000 RPM). This means 2007 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2005 Saab 03-Sep.
Compare all specifications:
| 2007 Aston Martin DB9 | 2005 Saab 03-Sep | |
| Make | Aston Martin | Saab |
| Model | DB9 | 03-Sep |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 1998 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 115 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 570 Nm | 240 Nm |
| Torque RPM | 5000 RPM | 2000 RPM |
| Engine Bore Size | 89 mm | 86 mm |
| Engine Stroke Size | 79.5 mm | 86 mm |
| Engine Compression Ratio | 10.3:1 | 9.5:1 |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1710 kg | 1665 kg |
| Wheelbase Size | 2750 mm | 2675 mm |
| Fuel Tank Capacity | 80 L | 62 L |
