2003 Infiniti FX vs. 2011 Audi Q7
To start off, 2011 Audi Q7 is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Infiniti FX. In addition, the cost of maintenance, including insurance, on 2003 Infiniti FX would be higher. At 4,494 cc (8 cylinders), 2003 Infiniti FX is equipped with a bigger engine. In terms of performance, 2003 Infiniti FX (311 HP @ 6400 RPM) has 86 more horse power than 2011 Audi Q7. (225 HP @ 3750 RPM). In normal driving conditions, 2003 Infiniti FX should accelerate faster than 2011 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2011 Audi Q7 weights approximately 575 kg more than 2003 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, 2011 Audi Q7 (550 Nm @ 1750 RPM) has 104 more torque (in Nm) than 2003 Infiniti FX. (446 Nm @ 4000 RPM). This means 2011 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2003 Infiniti FX.
Compare all specifications:
| 2003 Infiniti FX | 2011 Audi Q7 | |
| Make | Infiniti | Audi |
| Model | FX | Q7 |
| Year Released | 2003 | 2011 |
| Body Type | Crossover | SUV |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 3000 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 311 HP | 225 HP |
| Engine RPM | 6400 RPM | 3750 RPM |
| Torque | 446 Nm | 550 Nm |
| Torque RPM | 4000 RPM | 1750 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1950 kg | 2525 kg |
| Vehicle Length | 4810 mm | 5088 mm |
| Vehicle Width | 1930 mm | 1984 mm |
| Vehicle Height | 1660 mm | 1737 mm |
| Wheelbase Size | 2860 mm | 3002 mm |
