2005 BMW 325 vs. 2006 BMW 530
To start off, 2006 BMW 530 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 BMW 325. In addition, the cost of maintenance, including insurance, on 2005 BMW 325 would be higher. At 2,999 cc (6 cylinders), 2006 BMW 530 is equipped with a bigger engine. In terms of performance, 2006 BMW 530 (255 HP @ 6600 RPM) has 65 more horse power than 2005 BMW 325. (190 HP @ 7400 RPM) In normal driving conditions, 2006 BMW 530 should accelerate faster than 2005 BMW 325.
Let's talk about torque, 2006 BMW 530 (298 Nm) has 61 more torque (in Nm) than 2005 BMW 325. (237 Nm). This means 2006 BMW 530 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 325.
Compare all specifications:
| 2005 BMW 325 | 2006 BMW 530 | |
| Make | BMW | BMW |
| Model | 325 | 530 |
| Year Released | 2005 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2491 cc | 2999 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 255 HP |
| Engine RPM | 7400 RPM | 6600 RPM |
| Torque | 237 Nm | 298 Nm |
| Engine Bore Size | 84 mm | 85 mm |
| Engine Stroke Size | 75 mm | 88 mm |
| Engine Compression Ratio | 10.5:1 | 17.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4480 mm | 4860 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2830 mm | 2890 mm |
| Fuel Consumption Highway | 9.1 L/100km | 8 L/100km |
| Fuel Consumption City | 12.4 L/100km | 11.9 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 10 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
