2006 BMW X3 vs. 2006 BMW Z4
To start off, both 2006 BMW X3 and 2006 BMW Z4 were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. Both 2006 BMW X3 and 2006 BMW Z4 are equipped with a 2,979 cc engine. In terms of performance, 2006 BMW Z4 (229 HP @ 5900 RPM) has 2 more horse power than 2006 BMW X3. (227 HP @ 5900 RPM) In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2006 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X3 weights approximately 205 kg more than 2006 BMW Z4.
Because 2006 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW Z4. 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 Z4 (300 Nm @ 3500 RPM) has 9 more torque (in Nm) than 2006 BMW X3. (291 Nm @ 3500 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW X3.
Compare all specifications:
| 2006 BMW X3 | 2006 BMW Z4 | |
| Make | BMW | BMW |
| Model | X3 | Z4 |
| Year Released | 2006 | 2006 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 227 HP | 229 HP |
| Engine RPM | 5900 RPM | 5900 RPM |
| Torque | 291 Nm | 300 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 84.1 mm | 84 mm |
| Engine Stroke Size | 89.7 mm | 90 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 210 km/hour | 250 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 5.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1835 kg | 1630 kg |
| Vehicle Length | 4570 mm | 4570 mm |
| Vehicle Width | 1860 mm | 1790 mm |
| Vehicle Height | 1680 mm | 1680 mm |
| Wheelbase Size | 2800 mm | 2500 mm |
| Fuel Consumption Overall | 11.4 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 67 L | 55 L |
