2009 BMW X6 vs. 2009 BMW 525
To start off, both 2009 BMW X6 and 2009 BMW 525 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,395 cc (8 cylinders), 2009 BMW X6 is equipped with a bigger engine. In terms of performance, 2009 BMW X6 (401 HP @ 5500 RPM) has 186 more horse power than 2009 BMW 525. (215 HP @ 6500 RPM). In normal driving conditions, 2009 BMW X6 should accelerate faster than 2009 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X6 weights approximately 700 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 four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear 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 X6 (610 Nm @ 1750 RPM) has 360 more torque (in Nm) than 2009 BMW 525. (250 Nm @ 2750 RPM). This means 2009 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 525.
Compare all specifications:
| 2009 BMW X6 | 2009 BMW 525 | |
| Make | BMW | BMW |
| Model | X6 | 525 |
| Year Released | 2009 | 2009 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4395 cc | 2497 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 401 HP | 215 HP |
| Engine RPM | 5500 RPM | 6500 RPM |
| Torque | 610 Nm | 250 Nm |
| Torque RPM | 1750 RPM | 2750 RPM |
| Engine Bore Size | 89 mm | 78.8 mm |
| Engine Stroke Size | 88.3 mm | 82 mm |
| Engine Compression Ratio | 10.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 237 km/hour |
| Acceleration 0-100mph | 5.4 seconds | 8.3 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2265 kg | 1565 kg |
| Vehicle Length | 4880 mm | 4850 mm |
| Vehicle Width | 1990 mm | 1850 mm |
| Vehicle Height | 1700 mm | 1470 mm |
| Wheelbase Size | 2940 mm | 2890 mm |
| Fuel Consumption Overall | 12.5 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 85 L | 70 L |
