2007 BMW X3 vs. 2005 BMW 330
To start off, 2007 BMW X3 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 330. In addition, the cost of maintenance, including insurance, on 2005 BMW 330 would be higher. Both 2007 BMW X3 and 2005 BMW 330 are equipped with a 2,979 cc engine. In terms of performance, 2007 BMW X3 (260 HP @ 6600 RPM) has 31 more horse power than 2005 BMW 330. (229 HP @ 5900 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 2005 BMW 330.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2005 BMW 330. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X3 (305 Nm @ 2750 RPM) has 5 more torque (in Nm) than 2005 BMW 330. (300 Nm @ 3500 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 330.
Compare all specifications:
| 2007 BMW X3 | 2005 BMW 330 | |
| Make | BMW | BMW |
| Model | X3 | 330 |
| Year Released | 2007 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 260 HP | 229 HP |
| Engine RPM | 6600 RPM | 5900 RPM |
| Torque | 305 Nm | 300 Nm |
| Torque RPM | 2750 RPM | 3500 RPM |
| Engine Bore Size | 85.1 mm | 84 mm |
| Engine Stroke Size | 87.9 mm | 89.6 mm |
| Engine Compression Ratio | 10.7:1 | 10.2:1 |
| Top Speed | 209 km/hour | 250 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 5 doors | 4 doors |
