2009 BMW X3 vs. 2011 BMW X6
To start off, 2011 BMW X6 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 BMW X3. In addition, the cost of maintenance, including insurance, on 2009 BMW X3 would be higher. At 4,400 cc (8 cylinders), 2011 BMW X6 is equipped with a bigger engine. In terms of performance, 2011 BMW X6 (400 HP @ 5500 RPM) has 252 more horse power than 2009 BMW X3. (148 HP @ 6200 RPM) In normal driving conditions, 2011 BMW X6 should accelerate faster than 2009 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW X6 weights approximately 714 kg more than 2009 BMW X3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 (609 Nm @ 1750 RPM) has 409 more torque (in Nm) than 2009 BMW X3. (200 Nm @ 3750 RPM). This means 2011 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW X3.
Compare all specifications:
| 2009 BMW X3 | 2011 BMW X6 | |
| Make | BMW | BMW |
| Model | X3 | X6 |
| Year Released | 2009 | 2011 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 4400 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 400 HP |
| Engine RPM | 6200 RPM | 5500 RPM |
| Torque | 200 Nm | 609 Nm |
| Torque RPM | 3750 RPM | 1750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | AWD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1656 kg | 2370 kg |
| Vehicle Length | 4570 mm | 4879 mm |
| Vehicle Width | 1860 mm | 1984 mm |
| Vehicle Height | 1680 mm | 1689 mm |
| Wheelbase Size | 2800 mm | 2934 mm |
| Fuel Tank Capacity | 67 L | 85 L |
