2007 Lexus RX vs. 2006 Lexus IS
To start off, 2007 Lexus RX is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Lexus IS. In addition, the cost of maintenance, including insurance, on 2006 Lexus IS would be higher. At 3,441 cc (6 cylinders), 2006 Lexus IS is equipped with a bigger engine. In terms of performance, 2006 Lexus IS (306 HP @ 6400 RPM) has 38 more horse power than 2007 Lexus RX. (268 HP @ 5600 RPM) In normal driving conditions, 2006 Lexus IS should accelerate faster than 2007 Lexus RX.
Because 2007 Lexus RX 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, 2007 Lexus RX 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 IS (376 Nm @ 4800 RPM) has 89 more torque (in Nm) than 2007 Lexus RX. (287 Nm @ 4400 RPM). This means 2006 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 2007 Lexus RX.
Compare all specifications:
| 2007 Lexus RX | 2006 Lexus IS | |
| Make | Lexus | Lexus |
| Model | RX | IS |
| Year Released | 2007 | 2006 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3311 cc | 3441 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 268 HP | 306 HP |
| Engine RPM | 5600 RPM | 6400 RPM |
| Torque | 287 Nm | 376 Nm |
| Torque RPM | 4400 RPM | 4800 RPM |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4760 mm | 4580 mm |
| Vehicle Width | 1850 mm | 1810 mm |
| Vehicle Height | 1690 mm | 1430 mm |
| Wheelbase Size | 2720 mm | 2740 mm |
| Fuel Consumption Highway | 8.7 L/100km | 8.6 L/100km |
| Fuel Consumption City | 7.6 L/100km | 11.4 L/100km |
| Fuel Consumption Overall | 8.1 L/100km | 10 L/100km |
| Fuel Tank Capacity | 65 L | 65 L |
