2009 BMW 525 vs. 2009 BMW 730
To start off, both 2009 BMW 525 and 2009 BMW 730 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,996 cc (6 cylinders), 2009 BMW 730 is equipped with a bigger engine. In terms of performance, 2009 BMW 730 (254 HP @ 6600 RPM) has 39 more horse power than 2009 BMW 525. (215 HP @ 6500 RPM) In normal driving conditions, 2009 BMW 730 should accelerate faster than 2009 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 730 weights approximately 320 kg more than 2009 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 730 (300 Nm @ 2500 RPM) has 50 more torque (in Nm) than 2009 BMW 525. (250 Nm @ 2900 RPM). This means 2009 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 525.
Compare all specifications:
| 2009 BMW 525 | 2009 BMW 730 | |
| Make | BMW | BMW |
| Model | 525 | 730 |
| Year Released | 2009 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 254 HP |
| Engine RPM | 6500 RPM | 6600 RPM |
| Torque | 250 Nm | 300 Nm |
| Torque RPM | 2900 RPM | 2500 RPM |
| Engine Compression Ratio | 11.0:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 245 km/hour | 244 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 7.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1500 kg | 1820 kg |
| Vehicle Length | 4850 mm | 5180 mm |
| Vehicle Width | 1470 mm | 1910 mm |
| Vehicle Height | 1850 mm | 1500 mm |
| Wheelbase Size | 2890 mm | 3140 mm |
| Fuel Consumption Overall | 9.4 L/100km | 10.3 L/100km |
| Fuel Tank Capacity | 70 L | 88 L |
