2008 Lexus IS vs. 2006 Lexus RX
To start off, 2008 Lexus IS is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Lexus RX. In addition, the cost of maintenance, including insurance, on 2006 Lexus RX would be higher. At 2,997 cc (6 cylinders), 2008 Lexus IS is equipped with a bigger engine. In terms of performance, 2008 Lexus IS (211 HP @ 5800 RPM) has 10 more horse power than 2006 Lexus RX. (201 HP @ 5600 RPM). In normal driving conditions, 2008 Lexus IS should accelerate faster than 2006 Lexus RX. With that said, vehicle weight also plays an important factor in acceleration. 2008 Lexus IS weights approximately 68 kg more than 2006 Lexus RX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2008 Lexus IS (288 Nm @ 3800 RPM) has 5 more torque (in Nm) than 2006 Lexus RX. (283 Nm @ 4500 RPM). This means 2008 Lexus IS will have an easier job in driving up hills or pulling heavy equipment than 2006 Lexus RX.
Compare all specifications:
| 2008 Lexus IS | 2006 Lexus RX | |
| Make | Lexus | Lexus |
| Model | IS | RX |
| Year Released | 2008 | 2006 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2997 cc | 2995 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 211 HP | 201 HP |
| Engine RPM | 5800 RPM | 5600 RPM |
| Torque | 288 Nm | 283 Nm |
| Torque RPM | 3800 RPM | 4500 RPM |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 230 km/hour | 180 km/hour |
| Acceleration 0-100mph | 8.7 seconds | 9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1615 kg | 1547 kg |
| Vehicle Length | 4510 mm | 4520 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2680 mm | 2720 mm |
| Fuel Consumption Overall | 11.2 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 70 L | 72 L |
