2007 Alfa Romeo 156 vs. 2004 Aston Martin DB9
To start off, 2007 Alfa Romeo 156 is newer by 3 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 2007 Alfa Romeo 156. (148 HP @ 6300 RPM) In normal driving conditions, 2004 Aston Martin DB9 should accelerate faster than 2007 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Aston Martin DB9 weights approximately 425 kg more than 2007 Alfa Romeo 156. 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, 2007 Alfa Romeo 156, 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 388 more torque (in Nm) than 2007 Alfa Romeo 156. (182 Nm). This means 2004 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 156.
Compare all specifications:
| 2007 Alfa Romeo 156 | 2004 Aston Martin DB9 | |
| Make | Alfa Romeo | Aston Martin |
| Model | 156 | DB9 |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1970 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 | 6300 RPM | 6000 RPM |
| Torque | 182 Nm | 570 Nm |
| Engine Bore Size | 83 mm | 89 mm |
| Engine Stroke Size | 91 mm | 80 mm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1285 kg | 1710 kg |
| Vehicle Length | 4440 mm | 4700 mm |
| Vehicle Width | 1750 mm | 1880 mm |
| Vehicle Height | 1440 mm | 1320 mm |
| Wheelbase Size | 2600 mm | 2750 mm |
| Fuel Tank Capacity | 63 L | 85 L |
