2007 GMC Sierra vs. 2005 Lincoln Navigator
To start off, 2007 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Lincoln Navigator. In addition, the cost of maintenance, including insurance, on 2005 Lincoln Navigator would be higher. At 5,998 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (345 HP @ 5200 RPM) has 45 more horse power than 2005 Lincoln Navigator. (300 HP @ 5000 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 2005 Lincoln Navigator.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2005 Lincoln Navigator. In wet, icy, snow, or gravel driving conditions, 2007 GMC Sierra 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, 2007 GMC Sierra (515 Nm @ 4000 RPM) has 20 more torque (in Nm) than 2005 Lincoln Navigator. (495 Nm @ 3750 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Lincoln Navigator.
Compare all specifications:
| 2007 GMC Sierra | 2005 Lincoln Navigator | |
| Make | GMC | Lincoln |
| Model | Sierra | Navigator |
| Year Released | 2007 | 2005 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 5998 cc | 5408 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 345 HP | 300 HP |
| Engine RPM | 5200 RPM | 5000 RPM |
| Torque | 515 Nm | 495 Nm |
| Torque RPM | 4000 RPM | 3750 RPM |
| Engine Bore Size | 102 mm | 90.1 mm |
| Engine Stroke Size | 92 mm | 106 mm |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5850 mm | 5280 mm |
| Vehicle Width | 2000 mm | 2040 mm |
| Vehicle Height | 1910 mm | 1980 mm |
| Wheelbase Size | 3650 mm | 3020 mm |
| Fuel Consumption Highway | 14 L/100km | 13.1 L/100km |
| Fuel Consumption City | 17 L/100km | 18.1 L/100km |
| Fuel Consumption Overall | 15.8 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 98 L | 106 L |
