2003 BMW X5 vs. 2006 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 BMW X5. In addition, the cost of maintenance, including insurance, on 2003 BMW X5 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 8 more horse power than 2003 BMW X5. (215 HP @ 4000 RPM) In normal driving conditions, 2006 Lexus RX should accelerate faster than 2003 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X5 weights approximately 633 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, 2003 BMW X5 (500 Nm @ 2000 RPM) has 177 more torque (in Nm) than 2006 Lexus RX. (323 Nm @ 3600 RPM). This means 2003 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2006 Lexus RX.
Compare all specifications:
| 2003 BMW X5 | 2006 Lexus RX | |
| Make | BMW | Lexus |
| Model | X5 | RX |
| Year Released | 2003 | 2006 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 3308 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 223 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 500 Nm | 323 Nm |
| Torque RPM | 2000 RPM | 3600 RPM |
| Engine Compression Ratio | 18.0:1 | 10.8:1 |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2180 kg | 1547 kg |
| Vehicle Length | 4670 mm | 4740 mm |
| Vehicle Width | 1880 mm | 1850 mm |
| Vehicle Height | 1720 mm | 1690 mm |
| Wheelbase Size | 2840 mm | 2720 mm |
| Fuel Consumption | 8 L/100km | 9.8 L/100km |
| Fuel Consumption City | 12 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 9.4 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 93 L | 73 L |
