2006 Infiniti QX56 vs. 2012 BMW X5
To start off, 2012 BMW X5 is newer by 6 year(s). Which means there will be less support and parts availability for 2006 Infiniti QX56. In addition, the cost of maintenance, including insurance, on 2006 Infiniti QX56 would be higher. At 5,555 cc (8 cylinders), 2006 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2006 Infiniti QX56 (315 HP @ 4900 RPM) has 71 more horse power than 2012 BMW X5. (244 HP @ 4000 RPM). In normal driving conditions, 2006 Infiniti QX56 should accelerate faster than 2012 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW X5 weights approximately 830 kg more than 2006 Infiniti QX56.
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, 2012 BMW X5 (540 Nm @ 1750 RPM) has 11 more torque (in Nm) than 2006 Infiniti QX56. (529 Nm @ 3600 RPM). This means 2012 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2006 Infiniti QX56.
Compare all specifications:
| 2006 Infiniti QX56 | 2012 BMW X5 | |
| Make | Infiniti | BMW |
| Model | QX56 | X5 |
| Year Released | 2006 | 2012 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 5555 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 315 HP | 244 HP |
| Engine RPM | 4900 RPM | 4000 RPM |
| Torque | 529 Nm | 540 Nm |
| Torque RPM | 3600 RPM | 1750 RPM |
| Engine Bore Size | 98 mm | 90 mm |
| Engine Stroke Size | 92 mm | 84 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1320 kg | 2150 kg |
| Vehicle Length | 5260 mm | 4857 mm |
| Vehicle Width | 2010 mm | 1933 mm |
| Vehicle Height | 1980 mm | 1776 mm |
| Wheelbase Size | 3140 mm | 2933 mm |
| Fuel Consumption Highway | 13.1 L/100km | 6.7 L/100km |
| Fuel Consumption City | 18.1 L/100km | 8.7 L/100km |
| Fuel Consumption Overall | 15.7 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 106 L | 85 L |
