2009 GMC Yukon vs. 2006 Infiniti QX56
To start off, 2009 GMC Yukon is newer by 3 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, 2009 GMC Yukon (320 HP @ 5200 RPM) has 5 more horse power than 2006 Infiniti QX56. (315 HP @ 4900 RPM). In normal driving conditions, 2009 GMC Yukon should accelerate faster than 2006 Infiniti QX56. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Yukon weights approximately 1115 kg more than 2006 Infiniti QX56. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2006 Infiniti QX56 (529 Nm @ 3600 RPM) has 68 more torque (in Nm) than 2009 GMC Yukon. (461 Nm @ 4200 RPM). This means 2006 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2009 GMC Yukon.
Compare all specifications:
| 2009 GMC Yukon | 2006 Infiniti QX56 | |
| Make | GMC | Infiniti |
| Model | Yukon | QX56 |
| Year Released | 2009 | 2006 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 5328 cc | 5555 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 320 HP | 315 HP |
| Engine RPM | 5200 RPM | 4900 RPM |
| Torque | 461 Nm | 529 Nm |
| Torque RPM | 4200 RPM | 3600 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 8 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2435 kg | 1320 kg |
| Vehicle Length | 5140 mm | 5260 mm |
| Vehicle Width | 2010 mm | 2010 mm |
| Vehicle Height | 1960 mm | 1980 mm |
| Wheelbase Size | 2950 mm | 3140 mm |
| Fuel Consumption | 11.8 L/100km | 13.1 L/100km |
| Fuel Consumption City | 16.8 L/100km | 18.1 L/100km |
| Fuel Consumption Overall | 14.7 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 98 L | 106 L |
