2006 BMW 730 vs. 2012 BMW X3
To start off, 2012 BMW X3 is newer by 6 year(s). Which means there will be less support and parts availability for 2006 BMW 730. In addition, the cost of maintenance, including insurance, on 2006 BMW 730 would be higher. At 2,994 cc (6 cylinders), 2006 BMW 730 is equipped with a bigger engine. In terms of performance, 2012 BMW X3 (311 HP @ 3300 RPM) has 57 more horse power than 2006 BMW 730. (254 HP @ 6600 RPM) In normal driving conditions, 2012 BMW X3 should accelerate faster than 2006 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2012 BMW X3 weights approximately 105 kg more than 2006 BMW 730. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 BMW X3 is all wheel drive (AWD), it will have significant more traction and grip than 2006 BMW 730. In wet, icy, snow, or gravel driving conditions, 2012 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, 2012 BMW X3 (630 Nm @ 2000 RPM) has 330 more torque (in Nm) than 2006 BMW 730. (300 Nm @ 2500 RPM). This means 2012 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 730.
Compare all specifications:
| 2006 BMW 730 | 2012 BMW X3 | |
| Make | BMW | BMW |
| Model | 730 | X3 |
| Year Released | 2006 | 2012 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2994 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 311 HP |
| Engine RPM | 6600 RPM | 3300 RPM |
| Torque | 300 Nm | 630 Nm |
| Torque RPM | 2500 RPM | 2000 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 244 km/hour | 240 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 5.8 seconds |
| Drive Type | Rear | AWD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1820 kg | 1925 kg |
| Vehicle Length | 5180 mm | 4648 mm |
| Vehicle Width | 1910 mm | 1881 mm |
| Vehicle Height | 1500 mm | 1675 mm |
| Wheelbase Size | 3140 mm | 2810 mm |
| Fuel Consumption Overall | 10.1 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 88 L | 67 L |
