2009 BMW 525 vs. 2011 BMW 325
To start off, 2011 BMW 325 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 BMW 525. In addition, the cost of maintenance, including insurance, on 2009 BMW 525 would be higher. At 2,497 cc (6 cylinders), 2009 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. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW 325 weights approximately 115 kg more than 2009 BMW 525.
Because 2011 BMW 325 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 525. In wet, icy, snow, or gravel driving conditions, 2011 BMW 325 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, 2011 BMW 325 (270 Nm @ 2400 RPM) has 20 more torque (in Nm) than 2009 BMW 525. (250 Nm @ 2900 RPM). This means 2011 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 525.
Compare all specifications:
| 2009 BMW 525 | 2011 BMW 325 | |
| Make | BMW | BMW |
| Model | 525 | 325 |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 215 HP |
| Engine RPM | 6500 RPM | 6100 RPM |
| Torque | 250 Nm | 270 Nm |
| Torque RPM | 2900 RPM | 2400 RPM |
| Engine Bore Size | 82 mm | 85 mm |
| Engine Stroke Size | 78.8 mm | 88 mm |
| Engine Compression Ratio | 11.0:1 | 12.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 245 km/hour | 244 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 7.3 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1500 kg | 1615 kg |
| Vehicle Length | 4850 mm | 4530 mm |
| Vehicle Width | 1470 mm | 1820 mm |
| Vehicle Height | 1850 mm | 1430 mm |
| Wheelbase Size | 2890 mm | 2770 mm |
| Fuel Consumption Overall | 9.4 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
