2005 Alfa Romeo 147 vs. 2004 Aston Martin DB9
To start off, 2005 Alfa Romeo 147 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Aston Martin DB9. In addition, the cost of maintenance, including insurance, on 2004 Aston Martin DB9 would be higher. At 5,930 cc (12 cylinders), 2004 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2004 Aston Martin DB9 (450 HP @ 6000 RPM) has 302 more horse power than 2005 Alfa Romeo 147. (148 HP @ 4000 RPM) In normal driving conditions, 2004 Aston Martin DB9 should accelerate faster than 2005 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2004 Aston Martin DB9 weights approximately 345 kg more than 2005 Alfa Romeo 147. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 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 2004 Aston Martin DB9. However, in wet, icy, snow, or gravel driving conditions, 2005 Alfa Romeo 147, 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 DB9 (570 Nm) has 270 more torque (in Nm) than 2005 Alfa Romeo 147. (300 Nm). This means 2004 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 147.
Compare all specifications:
| 2005 Alfa Romeo 147 | 2004 Aston Martin DB9 | |
| Make | Alfa Romeo | Aston Martin |
| Model | 147 | DB9 |
| Year Released | 2005 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 5930 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 450 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 300 Nm | 570 Nm |
| Engine Bore Size | 82 mm | 89 mm |
| Engine Stroke Size | 90.4 mm | 80 mm |
| Engine Compression Ratio | 18.5:1 | 10.3:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1365 kg | 1710 kg |
| Vehicle Length | 4180 mm | 4700 mm |
| Vehicle Width | 1740 mm | 1880 mm |
| Vehicle Height | 1430 mm | 1320 mm |
| Wheelbase Size | 2550 mm | 2750 mm |
| Fuel Tank Capacity | 60 L | 85 L |
