2009 Audi A8 vs. 2011 Infiniti FX
To start off, 2011 Infiniti FX is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Audi A8. In addition, the cost of maintenance, including insurance, on 2009 Audi A8 would be higher. At 4,163 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (350 HP @ 6800 RPM) has 34 more horse power than 2011 Infiniti FX. (316 HP @ 7000 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2011 Infiniti FX.
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 Audi A8 (441 Nm @ 3500 RPM) has 81 more torque (in Nm) than 2011 Infiniti FX. (360 Nm @ 5200 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2011 Infiniti FX.
Compare all specifications:
| 2009 Audi A8 | 2011 Infiniti FX | |
| Make | Audi | Infiniti |
| Model | A8 | FX |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3696 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 350 HP | 316 HP |
| Engine RPM | 6800 RPM | 7000 RPM |
| Torque | 441 Nm | 360 Nm |
| Torque RPM | 3500 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5200 mm | 4865 mm |
| Vehicle Width | 1900 mm | 1925 mm |
| Vehicle Height | 1460 mm | 1680 mm |
| Wheelbase Size | 3080 mm | 2885 mm |
| Fuel Tank Capacity | 90 L | 90 L |
