2005 Audi RS6 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 RS6. In addition, the cost of maintenance, including insurance, on 2005 Audi RS6 would be higher. At 4,172 cc (8 cylinders), 2005 Audi RS6 is equipped with a bigger engine. In terms of performance, 2005 Audi RS6 (444 HP @ 5700 RPM) has 141 more horse power than 2009 Infiniti FX. (303 HP @ 6800 RPM). In normal driving conditions, 2005 Audi RS6 should accelerate faster than 2009 Infiniti FX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi RS6 weights approximately 96 kg more than 2009 Infiniti FX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2005 Audi RS6 (560 Nm @ 1950 RPM) has 205 more torque (in Nm) than 2009 Infiniti FX. (355 Nm @ 4800 RPM). This means 2005 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2009 Infiniti FX.
Compare all specifications:
| 2005 Audi RS6 | 2009 Infiniti FX | |
| Make | Audi | Infiniti |
| Model | RS6 | FX |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | Crossover |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 444 HP | 303 HP |
| Engine RPM | 5700 RPM | 6800 RPM |
| Torque | 560 Nm | 355 Nm |
| Torque RPM | 1950 RPM | 4800 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1815 kg | 1719 kg |
| Vehicle Length | 4860 mm | 4870 mm |
| Vehicle Width | 1860 mm | 1930 mm |
| Vehicle Height | 1460 mm | 1660 mm |
| Wheelbase Size | 2850 mm | 2890 mm |
| Fuel Consumption | 10.4 L/100km | 11.2 L/100km |
| Fuel Consumption Overall | 14.6 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 82 L | 90 L |
