2011 Infiniti QX56 vs. 2013 Infiniti FX
To start off, 2013 Infiniti FX is newer by 2 year(s). Which means there will be less support and parts availability for 2011 Infiniti QX56. In addition, the cost of maintenance, including insurance, on 2011 Infiniti QX56 would be higher. At 5,600 cc (8 cylinders), 2011 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2011 Infiniti QX56 (400 HP @ 5800 RPM) has 79 more horse power than 2013 Infiniti FX. (321 HP @ 7000 RPM). In normal driving conditions, 2011 Infiniti QX56 should accelerate faster than 2013 Infiniti FX. With that said, vehicle weight also plays an important factor in acceleration. 2011 Infiniti QX56 weights approximately 597 kg more than 2013 Infiniti FX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Infiniti FX is all wheel drive (AWD), it will have significant more traction and grip than 2011 Infiniti QX56. In wet, icy, snow, or gravel driving conditions, 2013 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, 2011 Infiniti QX56 (559 Nm @ 4000 RPM) has 197 more torque (in Nm) than 2013 Infiniti FX. (362 Nm @ 5200 RPM). This means 2011 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2013 Infiniti FX.
Compare all specifications:
| 2011 Infiniti QX56 | 2013 Infiniti FX | |
| Make | Infiniti | Infiniti |
| Model | QX56 | FX |
| Year Released | 2011 | 2013 |
| Body Type | SUV | Crossover |
| Engine Position | Front | Front |
| Engine Size | 5600 cc | 3696 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 400 HP | 321 HP |
| Engine RPM | 5800 RPM | 7000 RPM |
| Torque | 559 Nm | 362 Nm |
| Torque RPM | 4000 RPM | 5200 RPM |
| Fuel Type | Gasoline | Natural Gas (CNG) |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | 6-speed shiftable automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2540 kg | 1943 kg |
| Vehicle Length | 5291 mm | 4859 mm |
| Vehicle Width | 2029 mm | 1928 mm |
| Vehicle Height | 1925 mm | 1680 mm |
| Wheelbase Size | 3076 mm | 2885 mm |
| Fuel Consumption Highway | 11.8 L/100km | 9.3 L/100km |
| Fuel Consumption City | 16.8 L/100km | 13.4 L/100km |
