2006 Lexus IS vs. 1999 Lincoln Navigator
To start off, 2006 Lexus IS is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Lincoln Navigator. In addition, the cost of maintenance, including insurance, on 1999 Lincoln Navigator would be higher. At 5,408 cc (8 cylinders), 1999 Lincoln Navigator is equipped with a bigger engine. In terms of performance, 1999 Lincoln Navigator (296 HP @ 5000 RPM) has 143 more horse power than 2006 Lexus IS. (153 HP @ 6200 RPM) In normal driving conditions, 1999 Lincoln Navigator should accelerate faster than 2006 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 1999 Lincoln Navigator weights approximately 850 kg more than 2006 Lexus IS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Lincoln Navigator is four wheel drive (4WD), it will have significant more traction and grip than 2006 Lexus IS. In wet, icy, snow, or gravel driving conditions, 1999 Lincoln Navigator 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, 1999 Lincoln Navigator (481 Nm @ 2750 RPM) has 286 more torque (in Nm) than 2006 Lexus IS. (195 Nm @ 4600 RPM). This means 1999 Lincoln Navigator will have an easier job in driving up hills or pulling heavy equipment than 2006 Lexus IS. 1999 Lincoln Navigator has automatic transmission and 2006 Lexus IS has manual transmission. 2006 Lexus IS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Lincoln Navigator will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Lexus IS | 1999 Lincoln Navigator | |
| Make | Lexus | Lincoln |
| Model | IS | Navigator |
| Year Released | 2006 | 1999 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 1988 cc | 5408 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 153 HP | 296 HP |
| Engine RPM | 6200 RPM | 5000 RPM |
| Torque | 195 Nm | 481 Nm |
| Torque RPM | 4600 RPM | 2750 RPM |
| Engine Bore Size | 75.1 mm | 90 mm |
| Engine Stroke Size | 75 mm | 106 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1505 kg | 2355 kg |
| Vehicle Length | 4510 mm | 5210 mm |
| Vehicle Width | 1730 mm | 2040 mm |
| Vehicle Height | 1440 mm | 1950 mm |
| Wheelbase Size | 2680 mm | 3030 mm |
| Fuel Tank Capacity | 70 L | 85 L |
