2007 BMW X3 vs. 2003 BMW X3
To start off, 2007 BMW X3 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 BMW X3. In addition, the cost of maintenance, including insurance, on 2003 BMW X3 would be higher. At 2,494 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (190 HP @ 6000 RPM) has 5 more horse power than 2003 BMW X3. (185 HP @ 6000 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 2003 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X3 weights approximately 25 kg more than 2007 BMW X3.
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, both vehicles can yield 245 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2007 BMW X3 | 2003 BMW X3 | |
| Make | BMW | BMW |
| Model | X3 | X3 |
| Year Released | 2007 | 2003 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 2492 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 185 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 245 Nm | 245 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 75 mm | 75 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1815 kg | 1840 kg |
| Vehicle Length | 4570 mm | 4570 mm |
| Vehicle Width | 1860 mm | 1860 mm |
| Vehicle Height | 1680 mm | 1680 mm |
| Wheelbase Size | 2800 mm | 2800 mm |
| Fuel Tank Capacity | 67 L | 67 L |
