2006 BMW 325 vs. 2006 BMW 550
To start off, both 2006 BMW 325 and 2006 BMW 550 were released in the same year (2006). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,799 cc (8 cylinders), 2006 BMW 550 is equipped with a bigger engine. In terms of performance, 2006 BMW 550 (360 HP @ 6300 RPM) has 145 more horse power than 2006 BMW 325. (215 HP @ 6250 RPM) In normal driving conditions, 2006 BMW 550 should accelerate faster than 2006 BMW 325.
Let's talk about torque, 2006 BMW 550 (488 Nm @ 3400 RPM) has 237 more torque (in Nm) than 2006 BMW 325. (251 Nm @ 2750 RPM). This means 2006 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 325.
Compare all specifications:
| 2006 BMW 325 | 2006 BMW 550 | |
| Make | BMW | BMW |
| Model | 325 | 550 |
| Year Released | 2006 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2997 cc | 4799 cc |
| Horse Power | 215 HP | 360 HP |
| Engine RPM | 6250 RPM | 6300 RPM |
| Torque | 251 Nm | 488 Nm |
| Torque RPM | 2750 RPM | 3400 RPM |
| Engine Bore Size | 85.1 mm | 93.1 mm |
| Engine Stroke Size | 87.9 mm | 88.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4530 mm | 4880 mm |
| Vehicle Width | 1820 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2890 mm |
| Fuel Consumption | 8.4 L/100km | 10.2 L/100km |
| Fuel Consumption City | 12.4 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 61 L | 70 L |
