2008 BMW Z4 vs. 2005 BMW 530
To start off, 2008 BMW Z4 is newer by 3 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), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (261 HP @ 6600 RPM) has 7 more horse power than 2005 BMW 530. (254 HP @ 6000 RPM). In normal driving conditions, 2008 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 365 kg more than 2008 BMW Z4.
Because 2005 BMW 530 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2005 BMW 530 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, 2008 BMW Z4 (316 Nm @ 2750 RPM) has 16 more torque (in Nm) than 2005 BMW 530. (300 Nm @ 2500 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 530.
Compare all specifications:
| 2008 BMW Z4 | 2005 BMW 530 | |
| Make | BMW | BMW |
| Model | Z4 | 530 |
| Year Released | 2008 | 2005 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 261 HP | 254 HP |
| Engine RPM | 6600 RPM | 6000 RPM |
| Torque | 316 Nm | 300 Nm |
| Torque RPM | 2750 RPM | 2500 RPM |
| Top Speed | 250 km/hour | 240 km/hour |
| Acceleration 0-100mph | 5.7 seconds | 7 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1395 kg | 1760 kg |
| Vehicle Length | 4100 mm | 4850 mm |
| Vehicle Width | 1790 mm | 1850 mm |
| Vehicle Height | 1270 mm | 1500 mm |
| Wheelbase Size | 2500 mm | 2890 mm |
| Fuel Consumption Highway | 8.4 L/100km | 7.8 L/100km |
| Fuel Consumption City | 13.1 L/100km | 14.1 L/100km |
| Fuel Consumption Overall | 8.9 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 55 L | 70 L |
