2005 Lexus RX vs. 2007 Lexus IS
To start off, 2007 Lexus IS is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Lexus RX. In addition, the cost of maintenance, including insurance, on 2005 Lexus RX would be higher. At 2,999 cc (6 cylinders), 2005 Lexus RX is equipped with a bigger engine. In terms of performance, 2007 Lexus IS (205 HP @ 6400 RPM) has 4 more horse power than 2005 Lexus RX. (201 HP @ 5600 RPM) In normal driving conditions, 2007 Lexus IS should accelerate faster than 2005 Lexus RX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Lexus RX weights approximately 344 kg more than 2007 Lexus IS.
Because 2005 Lexus RX 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, 2005 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, 2005 Lexus RX (296 Nm @ 4400 RPM) has 44 more torque (in Nm) than 2007 Lexus IS. (252 Nm @ 3800 RPM). This means 2005 Lexus RX will have an easier job in driving up hills or pulling heavy equipment than 2007 Lexus IS.
Compare all specifications:
| 2005 Lexus RX | 2007 Lexus IS | |
| Make | Lexus | Lexus |
| Model | RX | IS |
| Year Released | 2005 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 2491 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 205 HP |
| Engine RPM | 5600 RPM | 6400 RPM |
| Torque | 296 Nm | 252 Nm |
| Torque RPM | 4400 RPM | 3800 RPM |
| Engine Bore Size | 87.5 mm | 83 mm |
| Engine Stroke Size | 83 mm | 77 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 200 km/hour | 225 km/hour |
| Acceleration 0-100mph | 9 seconds | 8.4 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1910 kg | 1566 kg |
| Vehicle Length | 4750 mm | 4580 mm |
| Vehicle Width | 1850 mm | 1810 mm |
| Vehicle Height | 1680 mm | 1430 mm |
| Wheelbase Size | 2730 mm | 2740 mm |
| Fuel Consumption Overall | 12.2 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 72 L | 65 L |
