2005 GMC Sierra vs. 2009 Infiniti QX56
To start off, 2009 Infiniti QX56 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2005 GMC Sierra would be higher. At 5,552 cc (8 cylinders), 2009 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2009 Infiniti QX56 (320 HP) has 35 more horse power than 2005 GMC Sierra. (285 HP) In normal driving conditions, 2009 Infiniti QX56 should accelerate faster than 2005 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 840 kg more than 2009 Infiniti QX56.
Because 2009 Infiniti QX56 is four wheel drive (4WD), it will have significant more traction and grip than 2005 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2009 Infiniti QX56 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, 2009 Infiniti QX56 (533 Nm) has 133 more torque (in Nm) than 2005 GMC Sierra. (400 Nm). This means 2009 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2005 GMC Sierra.
Compare all specifications:
| 2005 GMC Sierra | 2009 Infiniti QX56 | |
| Make | GMC | Infiniti |
| Model | Sierra | QX56 |
| Year Released | 2005 | 2009 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 4802 cc | 5552 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 285 HP | 320 HP |
| Torque | 400 Nm | 533 Nm |
| Engine Compression Ratio | 9.5:1 | 10.3:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 3 seats | 7 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 2160 kg | 1320 kg |
| Vehicle Length | 5710 mm | 5260 mm |
| Vehicle Width | 2000 mm | 2010 mm |
| Vehicle Height | 1810 mm | 2010 mm |
| Wheelbase Size | 3380 mm | 3140 mm |
| Fuel Consumption | 11.2 L/100km | 13.8 L/100km |
| Fuel Consumption City | 14.7 L/100km | 19.6 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 129 L | 106 L |
