2006 Audi A8 vs. 2009 Infiniti FX
To start off, 2009 Infiniti FX is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi A8. In addition, the cost of maintenance, including insurance, on 2006 Audi A8 would be higher. At 5,019 cc (8 cylinders), 2009 Infiniti FX is equipped with a bigger engine. In terms of performance, 2009 Infiniti FX (390 HP @ 6500 RPM) has 55 more horse power than 2006 Audi A8. (335 HP @ 6500 RPM) In normal driving conditions, 2009 Infiniti FX should accelerate faster than 2006 Audi A8.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear 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, 2009 Infiniti FX (501 Nm @ 4400 RPM) has 71 more torque (in Nm) than 2006 Audi A8. (430 Nm @ 3500 RPM). This means 2009 Infiniti FX will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A8.
Compare all specifications:
| 2006 Audi A8 | 2009 Infiniti FX | |
| Make | Audi | Infiniti |
| Model | A8 | FX |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 4179 cc | 5019 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 335 HP | 390 HP |
| Engine RPM | 6500 RPM | 6500 RPM |
| Torque | 430 Nm | 501 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5200 mm | 4870 mm |
| Vehicle Width | 1900 mm | 1930 mm |
| Vehicle Height | 1460 mm | 1690 mm |
| Wheelbase Size | 3080 mm | 2890 mm |
| Fuel Consumption | 9.8 L/100km | 11.8 L/100km |
| Fuel Consumption City | 13.8 L/100km | 16.8 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 90 L | 90 L |
