2006 BMW 730 vs. 2011 BMW X6
To start off, 2011 BMW X6 is newer by 5 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, 2011 BMW X6 (304 HP @ 440 RPM) has 50 more horse power than 2006 BMW 730. (254 HP @ 6600 RPM) In normal driving conditions, 2011 BMW X6 should accelerate faster than 2006 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW X6 weights approximately 365 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 2011 BMW X6 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, 2011 BMW X6 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, 2011 BMW X6 (600 Nm @ 1500 RPM) has 300 more torque (in Nm) than 2006 BMW 730. (300 Nm @ 2500 RPM). This means 2011 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 730.
Compare all specifications:
| 2006 BMW 730 | 2011 BMW X6 | |
| Make | BMW | BMW |
| Model | 730 | X6 |
| Year Released | 2006 | 2011 |
| 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 | 304 HP |
| Engine RPM | 6600 RPM | 440 RPM |
| Torque | 300 Nm | 600 Nm |
| Torque RPM | 2500 RPM | 1500 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 244 km/hour | 237 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 6.5 seconds |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1820 kg | 2185 kg |
| Vehicle Length | 5180 mm | 4877 mm |
| Vehicle Width | 1910 mm | 1983 mm |
| Vehicle Height | 1500 mm | 1690 mm |
| Wheelbase Size | 3140 mm | 2933 mm |
| Fuel Consumption Overall | 10.1 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 88 L | 85 L |
