2005 BMW 530 vs. 2008 BMW 730
To start off, 2008 BMW 730 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 2,999 cc (6 cylinders), 2005 BMW 530 is equipped with a bigger engine. In terms of performance, both vehicles can yield 254 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 730 weights approximately 320 kg more than 2005 BMW 530.
Because 2005 BMW 530 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 730. 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, both vehicles can yield 300 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2005 BMW 530 | 2008 BMW 730 | |
| Make | BMW | BMW |
| Model | 530 | 730 |
| Year Released | 2005 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 254 HP |
| Engine RPM | 6000 RPM | 6600 RPM |
| Torque | 300 Nm | 300 Nm |
| Torque RPM | 2500 RPM | 2500 RPM |
| Engine Compression Ratio | 10.7:1 | 10.7:1 |
| Acceleration 0-100mph | 7.1 seconds | 8.1 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1615 kg | 1935 kg |
| Vehicle Length | 4850 mm | 5040 mm |
| Vehicle Width | 1850 mm | 1910 mm |
| Vehicle Height | 1490 mm | 1500 mm |
| Wheelbase Size | 2890 mm | 3000 mm |
| Fuel Consumption Overall | 10.3 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 70 L | 88 L |
