2004 Audi A4 vs. 2006 Infiniti FX
To start off, 2006 Infiniti FX is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Audi A4. In addition, the cost of maintenance, including insurance, on 2004 Audi A4 would be higher. At 3,491 cc (6 cylinders), 2006 Infiniti FX is equipped with a bigger engine. In terms of performance, 2006 Infiniti FX (280 HP @ 6200 RPM) has 120 more horse power than 2004 Audi A4. (160 HP @ 5700 RPM) In normal driving conditions, 2006 Infiniti FX should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 15 kg more than 2006 Infiniti FX.
Because 2006 Infiniti FX is four wheel drive (4WD), it will have significant more traction and grip than 2004 Audi A4. In wet, icy, snow, or gravel driving conditions, 2006 Infiniti FX 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, 2006 Infiniti FX (367 Nm @ 4800 RPM) has 142 more torque (in Nm) than 2004 Audi A4. (225 Nm @ 1950 RPM). This means 2006 Infiniti FX will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A4.
Compare all specifications:
| 2004 Audi A4 | 2006 Infiniti FX | |
| Make | Audi | Infiniti |
| Model | A4 | FX |
| Year Released | 2004 | 2006 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 3491 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 160 HP | 280 HP |
| Engine RPM | 5700 RPM | 6200 RPM |
| Torque | 225 Nm | 367 Nm |
| Torque RPM | 1950 RPM | 4800 RPM |
| Engine Bore Size | 81.1 mm | 95.5 mm |
| Engine Stroke Size | 86.4 mm | 81.4 mm |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1335 kg | 1320 kg |
| Vehicle Length | 4550 mm | 4810 mm |
| Vehicle Width | 1780 mm | 1930 mm |
| Vehicle Height | 1430 mm | 1660 mm |
| Wheelbase Size | 2470 mm | 2860 mm |
| Fuel Consumption | 7.6 L/100km | 11.2 L/100km |
| Fuel Consumption City | 10.7 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 8.6 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
