2006 BMW 525 vs. 2008 BMW 550
To start off, 2008 BMW 550 is newer by 2 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 4,799 cc, 2008 BMW 550 is equipped with a bigger engine. In terms of performance, 2008 BMW 550 (360 HP @ 6300 RPM) has 145 more horse power than 2006 BMW 525. (215 HP @ 6250 RPM) In normal driving conditions, 2008 BMW 550 should accelerate faster than 2006 BMW 525.
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, 2008 BMW 550 (490 Nm @ 3400 RPM) has 239 more torque (in Nm) than 2006 BMW 525. (251 Nm @ 2750 RPM). This means 2008 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 525.
Compare all specifications:
| 2006 BMW 525 | 2008 BMW 550 | |
| Make | BMW | BMW |
| Model | 525 | 550 |
| Year Released | 2006 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 4799 cc |
| Horse Power | 215 HP | 360 HP |
| Engine RPM | 6250 RPM | 6300 RPM |
| Torque | 251 Nm | 490 Nm |
| Torque RPM | 2750 RPM | 3400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4860 mm | 4860 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2890 mm |
| Fuel Consumption Overall | 9.8 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
