2006 BMW X3 vs. 2003 BMW 520
To start off, 2006 BMW X3 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 BMW 520. In addition, the cost of maintenance, including insurance, on 2003 BMW 520 would be higher. At 2,171 cc (6 cylinders), 2003 BMW 520 is equipped with a bigger engine. In terms of performance, 2003 BMW 520 (167 HP @ 5800 RPM) has 19 more horse power than 2006 BMW X3. (148 HP @ 4000 RPM) In normal driving conditions, 2003 BMW 520 should accelerate faster than 2006 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X3 weights approximately 365 kg more than 2003 BMW 520.
Because 2006 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW 520. 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, 2006 BMW X3 (330 Nm @ 2000 RPM) has 120 more torque (in Nm) than 2003 BMW 520. (210 Nm @ 3500 RPM). This means 2006 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 520.
Compare all specifications:
2006 BMW X3 | 2003 BMW 520 | |
Make | BMW | BMW |
Model | X3 | 520 |
Year Released | 2006 | 2003 |
Body Type | SUV | Sedan |
Engine Position | Front | Front |
Engine Size | 1995 cc | 2171 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 148 HP | 167 HP |
Engine RPM | 4000 RPM | 5800 RPM |
Torque | 330 Nm | 210 Nm |
Torque RPM | 2000 RPM | 3500 RPM |
Engine Compression Ratio | 17.0:1 | 10.8:1 |
Top Speed | 193 km/hour | 230 km/hour |
Acceleration 0-100mph | 10.2 seconds | 9.3 seconds |
Drive Type | 4WD | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Weight | 1925 kg | 1560 kg |
Vehicle Length | 4570 mm | 4850 mm |
Vehicle Width | 1860 mm | 1850 mm |
Vehicle Height | 1680 mm | 1470 mm |
Wheelbase Size | 2800 mm | 3000 mm |
Fuel Consumption Overall | 7.2 L/100km | 9 L/100km |
Fuel Tank Capacity | 67 L | 70 L |