2009 BMW Z4 vs. 2005 BMW 530
To start off, 2009 BMW Z4 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW 530. In addition, the cost of maintenance, including insurance, on 2005 BMW 530 would be higher. At 2,996 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (335 HP @ 7900 RPM) has 110 more horse power than 2005 BMW 530. (225 HP @ 5900 RPM). In normal driving conditions, 2009 BMW Z4 should accelerate faster than 2005 BMW 530. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 530 weights approximately 260 kg more than 2009 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, 2009 BMW Z4 (315 Nm @ 2750 RPM) has 25 more torque (in Nm) than 2005 BMW 530. (290 Nm @ 3500 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 530.
Compare all specifications:
| 2009 BMW Z4 | 2005 BMW 530 | |
| Make | BMW | BMW |
| Model | Z4 | 530 |
| Year Released | 2009 | 2005 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2926 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 335 HP | 225 HP |
| Engine RPM | 7900 RPM | 5900 RPM |
| Torque | 315 Nm | 290 Nm |
| Torque RPM | 2750 RPM | 3500 RPM |
| Engine Compression Ratio | 12.0:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 244 km/hour | 242 km/hour |
| Acceleration 0-100mph | 6.2 seconds | 7.1 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1310 kg | 1570 kg |
| Vehicle Length | 4100 mm | 4850 mm |
| Vehicle Width | 1790 mm | 1850 mm |
| Vehicle Height | 1310 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2890 mm |
| Fuel Consumption Overall | 9.7 L/100km | 9 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
