2009 Audi Q7 vs. 2005 Infiniti FX
To start off, 2009 Audi Q7 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Infiniti FX. In addition, the cost of maintenance, including insurance, on 2005 Infiniti FX would be higher. At 4,133 cc (8 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (322 HP) has 42 more horse power than 2005 Infiniti FX. (280 HP). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 2005 Infiniti FX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 556 kg more than 2005 Infiniti FX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Infiniti FX. In wet, icy, snow, or gravel driving conditions, 2009 Audi Q7 will offer significantly more control. 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 Q7 (760 Nm) has 394 more torque (in Nm) than 2005 Infiniti FX. (366 Nm). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2005 Infiniti FX.
Compare all specifications:
| 2009 Audi Q7 | 2005 Infiniti FX | |
| Make | Audi | Infiniti |
| Model | Q7 | FX |
| Year Released | 2009 | 2005 |
| Body Type | SUV | Crossover |
| Engine Position | Front | Front |
| Engine Size | 4133 cc | 3491 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 280 HP |
| Torque | 760 Nm | 366 Nm |
| Engine Bore Size | 83 mm | 96.1 mm |
| Engine Stroke Size | 95.5 mm | 81 mm |
| Engine Compression Ratio | 16.5:1 | 10.3:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2420 kg | 1864 kg |
| Vehicle Length | 5090 mm | 4810 mm |
| Vehicle Width | 2090 mm | 1930 mm |
| Vehicle Height | 1780 mm | 1660 mm |
| Wheelbase Size | 3010 mm | 2860 mm |
| Fuel Consumption Overall | 11.1 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 100 L | 90 L |
