2007 BMW X3 vs. 2007 BMW Z4
To start off, both 2007 BMW X3 and 2007 BMW Z4 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,996 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (335 HP @ 7900 RPM) has 120 more horse power than 2007 BMW X3. (215 HP @ 4000 RPM) In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 455 kg more than 2007 BMW Z4.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X3 (480 Nm @ 1750 RPM) has 165 more torque (in Nm) than 2007 BMW Z4. (315 Nm @ 2750 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
| 2007 BMW X3 | 2007 BMW Z4 | |
| Make | BMW | BMW |
| Model | X3 | Z4 |
| Year Released | 2007 | 2007 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 335 HP |
| Engine RPM | 4000 RPM | 7900 RPM |
| Torque | 480 Nm | 315 Nm |
| Torque RPM | 1750 RPM | 2750 RPM |
| Engine Compression Ratio | 17.0:1 | 11.5:1 |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 7.9 seconds | 6.2 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1765 kg | 1310 kg |
| Vehicle Length | 4570 mm | 4100 mm |
| Vehicle Width | 1680 mm | 1790 mm |
| Vehicle Height | 1860 mm | 1310 mm |
| Wheelbase Size | 2800 mm | 2500 mm |
| Fuel Consumption Overall | 8.6 L/100km | 9.5 L/100km |
| Fuel Tank Capacity | 67 L | 55 L |
