2004 Audi A4 vs. 2009 Infiniti FX
To start off, 2009 Infiniti FX is newer by 5 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 3,498 cc (6 cylinders), 2009 Infiniti FX is equipped with a bigger engine. In terms of performance, 2009 Infiniti FX (303 HP @ 6800 RPM) has 143 more horse power than 2004 Audi A4. (160 HP @ 4000 RPM) In normal driving conditions, 2009 Infiniti FX should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Infiniti FX weights approximately 189 kg more than 2004 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 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, 2009 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, 2009 Infiniti FX (355 Nm @ 4800 RPM) has 45 more torque (in Nm) than 2004 Audi A4. (310 Nm @ 1400 RPM). This means 2009 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 | 2009 Infiniti FX | |
| Make | Audi | Infiniti |
| Model | A4 | FX |
| Year Released | 2004 | 2009 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 160 HP | 303 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 310 Nm | 355 Nm |
| Torque RPM | 1400 RPM | 4800 RPM |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1530 kg | 1719 kg |
| Vehicle Length | 4590 mm | 4870 mm |
| Vehicle Width | 1780 mm | 1930 mm |
| Vehicle Height | 1430 mm | 1660 mm |
| Wheelbase Size | 2430 mm | 2890 mm |
| Fuel Consumption | 5.5 L/100km | 11.2 L/100km |
| Fuel Consumption City | 9.1 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 6.8 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
