2006 BMW 525 vs. 2007 BMW X3
To start off, 2007 BMW X3 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 2,999 cc, 2006 BMW 525 is equipped with a bigger engine. In terms of performance, both vehicles can yield 215 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar.
Because 2007 BMW X3 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 X3 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 X3 (480 Nm @ 1750 RPM) has 229 more torque (in Nm) than 2006 BMW 525. (251 Nm @ 2750 RPM). This means 2007 BMW X3 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 X3 | |
| Make | BMW | BMW |
| Model | 525 | X3 |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 2993 cc |
| Horse Power | 215 HP | 215 HP |
| Engine RPM | 6250 RPM | 4000 RPM |
| Torque | 251 Nm | 480 Nm |
| Torque RPM | 2750 RPM | 1750 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4860 mm | 4570 mm |
| Vehicle Width | 1850 mm | 1680 mm |
| Vehicle Height | 1470 mm | 1860 mm |
| Wheelbase Size | 2890 mm | 2800 mm |
| Fuel Consumption Overall | 10.7 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
