2007 Aston Martin DB9 vs. 2009 Infiniti FX
To start off, 2009 Infiniti FX is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Aston Martin DB9. In addition, the cost of maintenance, including insurance, on 2007 Aston Martin DB9 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 60 more horse power than 2009 Infiniti FX. (390 HP @ 6500 RPM). In normal driving conditions, 2007 Aston Martin DB9 should accelerate faster than 2009 Infiniti FX.
Because 2009 Infiniti FX is four wheel drive (4WD), it will have significant more traction and grip than 2007 Aston Martin DB9. In wet, icy, snow, or gravel driving conditions, 2009 Infiniti FX will offer significantly more control. 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 69 more torque (in Nm) than 2009 Infiniti FX. (501 Nm @ 4400 RPM). This means 2007 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 2009 Infiniti FX.
Compare all specifications:
| 2007 Aston Martin DB9 | 2009 Infiniti FX | |
| Make | Aston Martin | Infiniti |
| Model | DB9 | FX |
| Year Released | 2007 | 2009 |
| Body Type | Convertible | Crossover |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 5019 cc |
| Engine Cylinders | 12 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 390 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 570 Nm | 501 Nm |
| Torque RPM | 5000 RPM | 4400 RPM |
| Engine Bore Size | 89 mm | 95.5 mm |
| Engine Stroke Size | 79.5 mm | 87.7 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4720 mm | 4870 mm |
| Vehicle Width | 1890 mm | 1930 mm |
| Vehicle Height | 1320 mm | 1690 mm |
| Wheelbase Size | 2750 mm | 2890 mm |
| Fuel Consumption Highway | 13.1 L/100km | 11.8 L/100km |
| Fuel Consumption City | 18.1 L/100km | 16.8 L/100km |
| Fuel Consumption Overall | 15.7 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 80 L | 90 L |
