2007 BMW X3 vs. 2009 BMW 730
To start off, 2009 BMW 730 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW X3. In addition, the cost of maintenance, including insurance, on 2007 BMW X3 would be higher. Both 2007 BMW X3 and 2009 BMW 730 are equipped with a 2,993 cc engine. In terms of performance, 2009 BMW 730 (242 HP @ 4000 RPM) has 27 more horse power than 2007 BMW X3. (215 HP @ 4000 RPM) In normal driving conditions, 2009 BMW 730 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 730 weights approximately 100 kg more than 2007 BMW X3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 730. 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, 2009 BMW 730 (540 Nm @ 1750 RPM) has 60 more torque (in Nm) than 2007 BMW X3. (480 Nm @ 1750 RPM). This means 2009 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2007 BMW X3 | 2009 BMW 730 | |
| Make | BMW | BMW |
| Model | X3 | 730 |
| Year Released | 2007 | 2009 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 242 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 480 Nm | 540 Nm |
| Torque RPM | 1750 RPM | 1750 RPM |
| Engine Compression Ratio | 17.0:1 | 16.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 205 km/hour | 240 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 7.2 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1765 kg | 1865 kg |
| Vehicle Length | 4570 mm | 5080 mm |
| Vehicle Width | 1680 mm | 1910 mm |
| Vehicle Height | 1860 mm | 1490 mm |
| Wheelbase Size | 2800 mm | 3080 mm |
| Fuel Consumption Overall | 8.6 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 67 L | 80 L |
