2007 Lexus IS vs. 2006 Lexus GX
To start off, 2007 Lexus IS is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Lexus GX. In addition, the cost of maintenance, including insurance, on 2006 Lexus GX would be higher. At 4,700 cc (8 cylinders), 2006 Lexus GX is equipped with a bigger engine. In terms of performance, 2006 Lexus GX (263 HP @ 5400 RPM) has 58 more horse power than 2007 Lexus IS. (205 HP @ 6400 RPM) In normal driving conditions, 2006 Lexus GX should accelerate faster than 2007 Lexus IS. With that said, vehicle weight also plays an important factor in acceleration. 2007 Lexus IS weights approximately 190 kg more than 2006 Lexus GX.
Because 2006 Lexus GX is four wheel drive (4WD), it will have significant more traction and grip than 2007 Lexus IS. In wet, icy, snow, or gravel driving conditions, 2006 Lexus GX 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, 2006 Lexus GX (438 Nm @ 3400 RPM) has 187 more torque (in Nm) than 2007 Lexus IS. (251 Nm @ 4800 RPM). This means 2006 Lexus GX will have an easier job in driving up hills or pulling heavy equipment than 2007 Lexus IS.
Compare all specifications:
| 2007 Lexus IS | 2006 Lexus GX | |
| Make | Lexus | Lexus |
| Model | IS | GX |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2499 cc | 4700 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 205 HP | 263 HP |
| Engine RPM | 6400 RPM | 5400 RPM |
| Torque | 251 Nm | 438 Nm |
| Torque RPM | 4800 RPM | 3400 RPM |
| Engine Compression Ratio | 12.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1765 kg | 1575 kg |
| Vehicle Length | 4580 mm | 4790 mm |
| Vehicle Width | 1810 mm | 1890 mm |
| Vehicle Height | 1430 mm | 1860 mm |
| Wheelbase Size | 2740 mm | 2800 mm |
| Fuel Consumption | 8.1 L/100km | 12.4 L/100km |
| Fuel Consumption City | 11.8 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 9.3 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 65 L | 87 L |
