2005 Audi A6 vs. 2007 Infiniti FX
To start off, 2007 Infiniti FX is newer by 2 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 3,498 cc (6 cylinders), 2007 Infiniti FX is equipped with a bigger engine. In terms of performance, 2007 Infiniti FX (275 HP @ 6200 RPM) has 28 more horse power than 2005 Audi A6. (247 HP @ 6300 RPM) In normal driving conditions, 2007 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, 2007 Infiniti FX (363 Nm @ 4800 RPM) has 43 more torque (in Nm) than 2005 Audi A6. (320 Nm @ 3250 RPM). This means 2007 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 | 2007 Infiniti FX | |
| Make | Audi | Infiniti |
| Model | A6 | FX |
| Year Released | 2005 | 2007 |
| Body Type | Station Wagon | Crossover |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 275 HP |
| Engine RPM | 6300 RPM | 6200 RPM |
| Torque | 320 Nm | 363 Nm |
| Torque RPM | 3250 RPM | 4800 RPM |
| Engine Bore Size | 84.5 mm | 95.5 mm |
| Engine Stroke Size | 92.8 mm | 81.4 mm |
| Engine Compression Ratio | 13.0:1 | 10.3:1 |
| Fuel Type | Gasoline | Diesel |
| 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 | 4810 mm |
| Vehicle Width | 1870 mm | 1930 mm |
| Vehicle Height | 1470 mm | 1680 mm |
| Wheelbase Size | 2850 mm | 2860 mm |
| Fuel Tank Capacity | 70 L | 90 L |
