2006 BMW 525 vs. 2007 BMW X5
To start off, 2007 BMW X5 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW 525. In addition, the cost of maintenance, including insurance, on 2006 BMW 525 would be higher. At 4,398 cc (8 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (283 HP @ 3600 RPM) has 68 more horse power than 2006 BMW 525. (215 HP @ 6250 RPM) In normal driving conditions, 2007 BMW X5 should accelerate faster than 2006 BMW 525.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 525. In wet, icy, snow, or gravel driving conditions, 2007 BMW X5 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, 2007 BMW X5 (440 Nm @ 5400 RPM) has 189 more torque (in Nm) than 2006 BMW 525. (251 Nm @ 2750 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 525.
Compare all specifications:
| 2006 BMW 525 | 2007 BMW X5 | |
| Make | BMW | BMW |
| Model | 525 | X5 |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 4398 cc |
| Horse Power | 215 HP | 283 HP |
| Engine RPM | 6250 RPM | 3600 RPM |
| Torque | 251 Nm | 440 Nm |
| Torque RPM | 2750 RPM | 5400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4860 mm | 4670 mm |
| Vehicle Width | 1850 mm | 1880 mm |
| Vehicle Height | 1470 mm | 1710 mm |
| Wheelbase Size | 2890 mm | 2830 mm |
| Fuel Consumption Overall | 9.8 L/100km | 13.9 L/100km |
| Fuel Tank Capacity | 70 L | 93 L |
