2009 BMW X3 vs. 2009 BMW Z4
To start off, both 2009 BMW X3 and 2009 BMW Z4 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,996 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (261 HP @ 6600 RPM) has 113 more horse power than 2009 BMW X3. (148 HP @ 6200 RPM) In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2009 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X3 weights approximately 261 kg more than 2009 BMW Z4.
Because 2009 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2009 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 Z4 (315 Nm @ 2750 RPM) has 115 more torque (in Nm) than 2009 BMW X3. (200 Nm @ 3750 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW X3.
Compare all specifications:
| 2009 BMW X3 | 2009 BMW Z4 | |
| Make | BMW | BMW |
| Model | X3 | Z4 |
| Year Released | 2009 | 2009 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2996 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 261 HP |
| Engine RPM | 6200 RPM | 6600 RPM |
| Torque | 200 Nm | 315 Nm |
| Torque RPM | 3750 RPM | 2750 RPM |
| Engine Bore Size | 84 mm | 85.1 mm |
| Engine Stroke Size | 90 mm | 88 mm |
| Engine Compression Ratio | 10.5:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 11.5 seconds | 5.7 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1656 kg | 1395 kg |
| Vehicle Length | 4570 mm | 4100 mm |
| Vehicle Width | 1860 mm | 1790 mm |
| Vehicle Height | 1680 mm | 1270 mm |
| Wheelbase Size | 2800 mm | 2500 mm |
| Fuel Consumption Overall | 9.3 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 67 L | 55 L |
