2008 Infiniti FX vs. 2011 Audi S5
To start off, 2011 Audi S5 is newer by 3 year(s). Which means there will be less support and parts availability for 2008 Infiniti FX. In addition, the cost of maintenance, including insurance, on 2008 Infiniti FX would be higher. At 3,498 cc (6 cylinders), 2008 Infiniti FX is equipped with a bigger engine. In terms of performance, 2011 Audi S5 (333 HP @ 5500 RPM) has 36 more horse power than 2008 Infiniti FX. (297 HP @ 6800 RPM) In normal driving conditions, 2011 Audi S5 should accelerate faster than 2008 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 S5 (440 Nm @ 2900 RPM) has 97 more torque (in Nm) than 2008 Infiniti FX. (343 Nm @ 4800 RPM). This means 2011 Audi S5 will have an easier job in driving up hills or pulling heavy equipment than 2008 Infiniti FX.
Compare all specifications:
| 2008 Infiniti FX | 2011 Audi S5 | |
| Make | Infiniti | Audi |
| Model | FX | S5 |
| Year Released | 2008 | 2011 |
| Body Type | Crossover | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 297 HP | 333 HP |
| Engine RPM | 6800 RPM | 5500 RPM |
| Torque | 343 Nm | 440 Nm |
| Torque RPM | 4800 RPM | 2900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 7-speed automated manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Fuel Tank Capacity | 90 L | 64 L |
