2006 BMW X5 vs. 2004 Lincoln Navigator
To start off, 2006 BMW X5 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Lincoln Navigator. In addition, the cost of maintenance, including insurance, on 2004 Lincoln Navigator would be higher. At 5,408 cc (8 cylinders), 2004 Lincoln Navigator is equipped with a bigger engine. In terms of performance, 2004 Lincoln Navigator (301 HP @ 5000 RPM) has 74 more horse power than 2006 BMW X5. (227 HP @ 5900 RPM) In normal driving conditions, 2004 Lincoln Navigator should accelerate faster than 2006 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2004 Lincoln Navigator weights approximately 649 kg more than 2006 BMW X5. 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, 2004 Lincoln Navigator (481 Nm @ 3750 RPM) has 191 more torque (in Nm) than 2006 BMW X5. (290 Nm @ 3500 RPM). This means 2004 Lincoln Navigator will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X5.
Compare all specifications:
| 2006 BMW X5 | 2004 Lincoln Navigator | |
| Make | BMW | Lincoln |
| Model | X5 | Navigator |
| Year Released | 2006 | 2004 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 2978 cc | 5408 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 227 HP | 301 HP |
| Engine RPM | 5900 RPM | 5000 RPM |
| Torque | 290 Nm | 481 Nm |
| Torque RPM | 3500 RPM | 3750 RPM |
| Engine Bore Size | 84.1 mm | 90 mm |
| Engine Stroke Size | 89.7 mm | 106 mm |
| Engine Compression Ratio | 10.2:1 | 9.5:1 |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2070 kg | 2719 kg |
| Vehicle Length | 4670 mm | 5240 mm |
| Vehicle Width | 1880 mm | 2040 mm |
| Vehicle Height | 1770 mm | 1980 mm |
| Wheelbase Size | 2830 mm | 3070 mm |
| Fuel Tank Capacity | 93 L | 106 L |
