2006 BMW 330 vs. 2003 BMW X3
To start off, 2006 BMW 330 is newer by 3 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 2,995 cc (6 cylinders), 2003 BMW X3 is equipped with a bigger engine. In terms of performance, 2006 BMW 330 (228 HP @ 5900 RPM) has 27 more horse power than 2003 BMW X3. (201 HP @ 4000 RPM). In normal driving conditions, 2006 BMW 330 should accelerate faster than 2003 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X3 weights approximately 255 kg more than 2006 BMW 330.
Because 2003 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 330. In wet, icy, snow, or gravel driving conditions, 2003 BMW X3 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, 2003 BMW X3 (410 Nm @ 1500 RPM) has 110 more torque (in Nm) than 2006 BMW 330. (300 Nm @ 3500 RPM). This means 2003 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 330.
Compare all specifications:
| 2006 BMW 330 | 2003 BMW X3 | |
| Make | BMW | BMW |
| Model | 330 | X3 |
| Year Released | 2006 | 2003 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2995 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 201 HP |
| Engine RPM | 5900 RPM | 4000 RPM |
| Torque | 300 Nm | 410 Nm |
| Torque RPM | 3500 RPM | 1500 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 89.6 mm | 90 mm |
| Engine Compression Ratio | 10.0:1 | 17.0:1 |
| Top Speed | 247 km/hour | 215 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 8.2 seconds |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1675 kg | 1930 kg |
| Vehicle Length | 4490 mm | 4570 mm |
| Vehicle Width | 1760 mm | 1860 mm |
| Vehicle Height | 1380 mm | 1680 mm |
| Wheelbase Size | 2730 mm | 2730 mm |
| Fuel Consumption Overall | 9.7 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 63 L | 67 L |
