2006 Lexus RX vs. 2003 Lexus RX
To start off, 2006 Lexus RX is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Lexus RX. In addition, the cost of maintenance, including insurance, on 2003 Lexus RX would be higher. At 3,308 cc (6 cylinders), 2006 Lexus RX is equipped with a bigger engine. In terms of performance, 2006 Lexus RX (223 HP @ 5600 RPM) has 25 more horse power than 2003 Lexus RX. (198 HP @ 5600 RPM). In normal driving conditions, 2006 Lexus RX should accelerate faster than 2003 Lexus RX. With that said, vehicle weight also plays an important factor in acceleration. 2003 Lexus RX weights approximately 318 kg more than 2006 Lexus RX.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear 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, 2006 Lexus RX (323 Nm @ 3600 RPM) has 39 more torque (in Nm) than 2003 Lexus RX. (284 Nm @ 4400 RPM). This means 2006 Lexus RX will have an easier job in driving up hills or pulling heavy equipment than 2003 Lexus RX.
Compare all specifications:
| 2006 Lexus RX | 2003 Lexus RX | |
| Make | Lexus | Lexus |
| Model | RX | RX |
| Year Released | 2006 | 2003 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 3308 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 223 HP | 198 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 323 Nm | 284 Nm |
| Torque RPM | 3600 RPM | 4400 RPM |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1547 kg | 1865 kg |
| Vehicle Length | 4740 mm | 4590 mm |
| Vehicle Width | 1850 mm | 1820 mm |
| Vehicle Height | 1690 mm | 1670 mm |
| Wheelbase Size | 2720 mm | 2620 mm |
