2007 BMW X3 vs. 2012 BMW Z4
To start off, 2012 BMW Z4 is newer by 5 year(s). Which means there will be less support and parts availability for 2007 BMW X3. In addition, the cost of maintenance, including insurance, on 2007 BMW X3 would be higher. At 2,979 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (260 HP @ 6600 RPM) has 78 more horse power than 2012 BMW Z4. (182 HP @ 5000 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 2012 BMW Z4.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2012 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 (306 Nm @ 2750 RPM) has 36 more torque (in Nm) than 2012 BMW Z4. (270 Nm @ 1250 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2012 BMW Z4.
Compare all specifications:
| 2007 BMW X3 | 2012 BMW Z4 | |
| Make | BMW | BMW |
| Model | X3 | Z4 |
| Year Released | 2007 | 2012 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 260 HP | 182 HP |
| Engine RPM | 6600 RPM | 5000 RPM |
| Torque | 306 Nm | 270 Nm |
| Torque RPM | 2750 RPM | 1250 RPM |
| Engine Bore Size | 85 mm | 90.1 mm |
| Engine Stroke Size | 88 mm | 84 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4580 mm | 4239 mm |
| Vehicle Width | 1860 mm | 1791 mm |
| Vehicle Height | 1680 mm | 1290 mm |
| Wheelbase Size | 2800 mm | 2497 mm |
| Fuel Consumption Highway | 9.1 L/100km | 5.5 L/100km |
| Fuel Consumption City | 13.1 L/100km | 9.1 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 67 L | 55 L |
