2007 GMC Sierra vs. 2006 Lincoln Navigator
To start off, 2007 GMC Sierra is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Lincoln Navigator. In addition, the cost of maintenance, including insurance, on 2006 Lincoln Navigator would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, both vehicles can yield 300 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar.
Let's talk about torque, 2006 Lincoln Navigator (495 Nm @ 3750 RPM) has 7 more torque (in Nm) than 2007 GMC Sierra. (488 Nm @ 4000 RPM). This means 2006 Lincoln Navigator will have an easier job in driving up hills or pulling heavy equipment than 2007 GMC Sierra.
Compare all specifications:
| 2007 GMC Sierra | 2006 Lincoln Navigator | |
| Make | GMC | Lincoln |
| Model | Sierra | Navigator |
| Year Released | 2007 | 2006 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 5408 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 300 HP | 300 HP |
| Engine RPM | 4400 RPM | 5000 RPM |
| Torque | 488 Nm | 495 Nm |
| Torque RPM | 4000 RPM | 3750 RPM |
| Engine Bore Size | 102 mm | 90 mm |
| Engine Stroke Size | 92 mm | 106 mm |
| Number of Seats | 6 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 6570 mm | 5280 mm |
| Vehicle Width | 2450 mm | 2040 mm |
| Vehicle Height | 1970 mm | 1980 mm |
| Wheelbase Size | 4250 mm | 3020 mm |
| Fuel Tank Capacity | 132 L | 106 L |
