2003 BMW X3 vs. 2007 BMW 330
To start off, 2007 BMW 330 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 2,996 cc (6 cylinders), 2007 BMW 330 is equipped with a bigger engine. In terms of performance, 2007 BMW 330 (255 HP @ 6600 RPM) has 54 more horse power than 2003 BMW X3. (201 HP @ 4000 RPM) In normal driving conditions, 2007 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 325 kg more than 2007 BMW 330.
Because 2003 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 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 2007 BMW 330. (300 Nm @ 2500 RPM). This means 2003 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 330. 2003 BMW X3 has automatic transmission and 2007 BMW 330 has manual transmission. 2007 BMW 330 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW X3 | 2007 BMW 330 | |
| Make | BMW | BMW |
| Model | X3 | 330 |
| Year Released | 2003 | 2007 |
| Body Type | SUV | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2995 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 255 HP |
| Engine RPM | 4000 RPM | 6600 RPM |
| Torque | 410 Nm | 300 Nm |
| Torque RPM | 1500 RPM | 2500 RPM |
| Engine Bore Size | 84 mm | 85 mm |
| Engine Stroke Size | 90 mm | 88 mm |
| Engine Compression Ratio | 17.0:1 | 10.7:1 |
| Top Speed | 215 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 6.4 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1930 kg | 1605 kg |
| Vehicle Length | 4570 mm | 4480 mm |
| Vehicle Width | 1860 mm | 1820 mm |
| Vehicle Height | 1680 mm | 1420 mm |
| Wheelbase Size | 2730 mm | 2770 mm |
| Fuel Consumption | 7.3 L/100km | 7.8 L/100km |
| Fuel Consumption City | 12.1 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 9.1 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 67 L | 63 L |
