2006 BMW 730 vs. 2010 BMW X6
To start off, 2010 BMW X6 is newer by 4 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 4,400 cc (8 cylinders), 2010 BMW X6 is equipped with a bigger engine. In terms of performance, 2010 BMW X6 (400 HP @ 5500 RPM) has 146 more horse power than 2006 BMW 730. (254 HP @ 6600 RPM) In normal driving conditions, 2010 BMW X6 should accelerate faster than 2006 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2010 BMW X6 weights approximately 455 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 2010 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, 2010 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, 2010 BMW X6 (609 Nm @ 1750 RPM) has 309 more torque (in Nm) than 2006 BMW 730. (300 Nm @ 2500 RPM). This means 2010 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 | 2010 BMW X6 | |
| Make | BMW | BMW |
| Model | 730 | X6 |
| Year Released | 2006 | 2010 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 4400 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 400 HP |
| Engine RPM | 6600 RPM | 5500 RPM |
| Torque | 300 Nm | 609 Nm |
| Torque RPM | 2500 RPM | 1750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1935 kg | 2390 kg |
| Vehicle Length | 5040 mm | 4879 mm |
| Vehicle Width | 1910 mm | 1984 mm |
| Vehicle Height | 1500 mm | 1689 mm |
| Wheelbase Size | 3000 mm | 2934 mm |
| Fuel Tank Capacity | 88 L | 85 L |
