2006 BMW 550 vs. 2003 BMW X3
To start off, 2006 BMW 550 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 BMW X3. In addition, the cost of maintenance, including insurance, on 2003 BMW X3 would be higher. At 4,801 cc (8 cylinders), 2006 BMW 550 is equipped with a bigger engine. In terms of performance, 2006 BMW 550 (360 HP @ 6300 RPM) has 159 more horse power than 2003 BMW X3. (201 HP @ 4000 RPM). In normal driving conditions, 2006 BMW 550 should accelerate faster than 2003 BMW X3.
Because 2003 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 550. In wet, icy, snow, or gravel driving conditions, 2003 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, 2006 BMW 550 (488 Nm @ 3400 RPM) has 78 more torque (in Nm) than 2003 BMW X3. (410 Nm @ 1500 RPM). This means 2006 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW X3.
Compare all specifications:
2006 BMW 550 | 2003 BMW X3 | |
Make | BMW | BMW |
Model | 550 | X3 |
Year Released | 2006 | 2003 |
Body Type | Sedan | SUV |
Engine Position | Front | Front |
Engine Size | 4801 cc | 2995 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 360 HP | 201 HP |
Engine RPM | 6300 RPM | 4000 RPM |
Torque | 488 Nm | 410 Nm |
Torque RPM | 3400 RPM | 1500 RPM |
Engine Bore Size | 93 mm | 84 mm |
Engine Stroke Size | 88.3 mm | 90 mm |
Engine Compression Ratio | 11.0:1 | 17.0:1 |
Drive Type | Rear | 4WD |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Length | 4860 mm | 4570 mm |
Vehicle Width | 1850 mm | 1860 mm |
Vehicle Height | 1470 mm | 1680 mm |
Wheelbase Size | 2890 mm | 2730 mm |
Fuel Consumption Highway | 10.2 L/100km | 7.3 L/100km |
Fuel Consumption City | 14.7 L/100km | 12.1 L/100km |
Fuel Consumption Overall | 12.4 L/100km | 9.1 L/100km |
Fuel Tank Capacity | 70 L | 67 L |