2003 Audi RS4 vs. 2011 Infiniti FX
To start off, 2011 Infiniti FX is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Audi RS4. In addition, the cost of maintenance, including insurance, on 2003 Audi RS4 would be higher. At 3,696 cc (6 cylinders), 2011 Infiniti FX is equipped with a bigger engine. In terms of performance, 2003 Audi RS4 (377 HP @ 6300 RPM) has 61 more horse power than 2011 Infiniti FX. (316 HP @ 7000 RPM). In normal driving conditions, 2003 Audi RS4 should accelerate faster than 2011 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, 2003 Audi RS4 (449 Nm @ 2500 RPM) has 89 more torque (in Nm) than 2011 Infiniti FX. (360 Nm @ 5200 RPM). This means 2003 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2011 Infiniti FX. 2011 Infiniti FX has automatic transmission and 2003 Audi RS4 has manual transmission. 2003 Audi RS4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Infiniti FX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Audi RS4 | 2011 Infiniti FX | |
| Make | Audi | Infiniti |
| Model | RS4 | FX |
| Year Released | 2003 | 2011 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 3696 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 377 HP | 316 HP |
| Engine RPM | 6300 RPM | 7000 RPM |
| Torque | 449 Nm | 360 Nm |
| Torque RPM | 2500 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4480 mm | 4865 mm |
| Vehicle Width | 1740 mm | 1925 mm |
| Vehicle Height | 1450 mm | 1680 mm |
| Wheelbase Size | 2610 mm | 2885 mm |
| Fuel Tank Capacity | 55 L | 90 L |
