2007 BMW Z4 vs. 2006 BMW 530
To start off, 2007 BMW Z4 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW 530. In addition, the cost of maintenance, including insurance, on 2006 BMW 530 would be higher. At 2,999 cc (6 cylinders), 2006 BMW 530 is equipped with a bigger engine. In terms of performance, 2006 BMW 530 (255 HP @ 6600 RPM) has 40 more horse power than 2007 BMW Z4. (215 HP @ 6500 RPM) In normal driving conditions, 2006 BMW 530 should accelerate faster than 2007 BMW Z4.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 530 (298 Nm @ 2750 RPM) has 48 more torque (in Nm) than 2007 BMW Z4. (250 Nm @ 2750 RPM). This means 2006 BMW 530 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
| 2007 BMW Z4 | 2006 BMW 530 | |
| Make | BMW | BMW |
| Model | Z4 | 530 |
| Year Released | 2007 | 2006 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2999 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 255 HP |
| Engine RPM | 6500 RPM | 6600 RPM |
| Torque | 250 Nm | 298 Nm |
| Torque RPM | 2750 RPM | 2750 RPM |
| Engine Bore Size | 82 mm | 85 mm |
| Engine Stroke Size | 78.8 mm | 88 mm |
| Engine Compression Ratio | 11.0:1 | 17.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4100 mm | 4860 mm |
| Vehicle Width | 1310 mm | 1850 mm |
| Vehicle Height | 1790 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2890 mm |
| Fuel Consumption Overall | 8.4 L/100km | 10 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
