2005 Audi A6 vs. 2009 Infiniti FX
To start off, 2009 Infiniti FX is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 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 172 more horse power than 2005 Audi A6. (218 HP @ 4000 RPM) In normal driving conditions, 2009 Infiniti FX should accelerate faster than 2005 Audi A6.
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 101 more torque (in Nm) than 2005 Audi A6. (400 Nm @ 1400 RPM). This means 2009 Infiniti FX will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2005 Audi A6 | 2009 Infiniti FX | |
| Make | Audi | Infiniti |
| Model | A6 | FX |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | Crossover |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 5019 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 218 HP | 390 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 400 Nm | 501 Nm |
| Torque RPM | 1400 RPM | 4400 RPM |
| Engine Bore Size | 83 mm | 95.5 mm |
| Engine Stroke Size | 91.4 mm | 87.7 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 4940 mm | 4870 mm |
| Vehicle Width | 1870 mm | 1930 mm |
| Vehicle Height | 1460 mm | 1690 mm |
| Wheelbase Size | 2850 mm | 2890 mm |
| Fuel Tank Capacity | 70 L | 90 L |
