2008 BMW 325 vs. 2009 BMW 550
To start off, 2009 BMW 550 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW 325. In addition, the cost of maintenance, including insurance, on 2008 BMW 325 would be higher. At 4,799 cc, 2009 BMW 550 is equipped with a bigger engine. In terms of performance, 2009 BMW 550 (362 HP @ 6300 RPM) has 173 more horse power than 2008 BMW 325. (189 HP @ 6000 RPM) In normal driving conditions, 2009 BMW 550 should accelerate faster than 2008 BMW 325.
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 550 (491 Nm @ 3400 RPM) has 246 more torque (in Nm) than 2008 BMW 325. (245 Nm @ 3500 RPM). This means 2009 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 325.
Compare all specifications:
| 2008 BMW 325 | 2009 BMW 550 | |
| Make | BMW | BMW |
| Model | 325 | 550 |
| Year Released | 2008 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2493 cc | 4799 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 362 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 245 Nm | 491 Nm |
| Torque RPM | 3500 RPM | 3400 RPM |
| Engine Bore Size | 84 mm | 93 mm |
| Engine Stroke Size | 75 mm | 88.3 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 234 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8 seconds | 5.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4490 mm | 4850 mm |
| Vehicle Width | 1760 mm | 1470 mm |
| Vehicle Height | 1380 mm | 1850 mm |
| Wheelbase Size | 2730 mm | 2890 mm |
| Fuel Consumption Overall | 9.6 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
