2009 BMW 550 vs. 2006 BMW X3
To start off, 2009 BMW 550 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 BMW X3. In addition, the cost of maintenance, including insurance, on 2006 BMW X3 would be higher. At 4,799 cc, 2009 BMW 550 is equipped with a bigger engine. In terms of performance, 2009 BMW 550 (362 HP @ 6300 RPM) has 137 more horse power than 2006 BMW X3. (225 HP @ 5900 RPM). In normal driving conditions, 2009 BMW 550 should accelerate faster than 2006 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X3 weights approximately 165 kg more than 2009 BMW 550.
Because 2006 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 550. In wet, icy, snow, or gravel driving conditions, 2006 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 550 (490 Nm @ 3400 RPM) has 199 more torque (in Nm) than 2006 BMW X3. (291 Nm @ 3500 RPM). This means 2009 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X3.
Compare all specifications:
| 2009 BMW 550 | 2006 BMW X3 | |
| Make | BMW | BMW |
| Model | 550 | X3 |
| Year Released | 2009 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 2983 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 362 HP | 225 HP |
| Engine RPM | 6300 RPM | 5900 RPM |
| Torque | 490 Nm | 291 Nm |
| Torque RPM | 3400 RPM | 3500 RPM |
| Engine Bore Size | 93.1 mm | 84 mm |
| Engine Stroke Size | 88.3 mm | 89.6 mm |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1660 kg | 1825 kg |
| Vehicle Length | 4850 mm | 4570 mm |
| Vehicle Width | 1470 mm | 1860 mm |
| Vehicle Height | 1850 mm | 1680 mm |
| Wheelbase Size | 2890 mm | 2800 mm |
| Fuel Consumption Overall | 10.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
