2009 Infiniti QX56 vs. 2006 Mercury Mountaineer
To start off, 2009 Infiniti QX56 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Mercury Mountaineer. In addition, the cost of maintenance, including insurance, on 2006 Mercury Mountaineer 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 @ 5200 RPM) has 27 more horse power than 2006 Mercury Mountaineer. (293 HP @ 5750 RPM). In normal driving conditions, 2009 Infiniti QX56 should accelerate faster than 2006 Mercury Mountaineer.
Let's talk about torque, 2009 Infiniti QX56 (533 Nm @ 3400 RPM) has 126 more torque (in Nm) than 2006 Mercury Mountaineer. (407 Nm @ 4750 RPM). This means 2009 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercury Mountaineer.
Compare all specifications:
| 2009 Infiniti QX56 | 2006 Mercury Mountaineer | |
| Make | Infiniti | Mercury |
| Model | QX56 | Mountaineer |
| Year Released | 2009 | 2006 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 5552 cc | 4605 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 320 HP | 293 HP |
| Engine RPM | 5200 RPM | 5750 RPM |
| Torque | 533 Nm | 407 Nm |
| Torque RPM | 3400 RPM | 4750 RPM |
| Engine Compression Ratio | 10.3:1 | 10.1:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 7 seats | 7 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 5260 mm | 4920 mm |
| Vehicle Width | 2010 mm | 1870 mm |
| Vehicle Height | 2010 mm | 1860 mm |
| Wheelbase Size | 3140 mm | 2890 mm |
| Fuel Consumption Highway | 13.8 L/100km | 11.2 L/100km |
| Fuel Consumption City | 19.6 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 16.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 106 L | 85 L |
