2006 BMW 523 vs. 2011 BMW 325
To start off, 2011 BMW 325 is newer by 5 year(s). Which means there will be less support and parts availability for 2006 BMW 523. In addition, the cost of maintenance, including insurance, on 2006 BMW 523 would be higher. At 2,497 cc, 2006 BMW 523 is equipped with a bigger engine. In terms of performance, 2011 BMW 325 (215 HP @ 6500 RPM) has 40 more horse power than 2006 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2011 BMW 325 should accelerate faster than 2006 BMW 523.
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, 2011 BMW 325 (315 Nm @ 2750 RPM) has 85 more torque (in Nm) than 2006 BMW 523. (230 Nm @ 3500 RPM). This means 2011 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 523.
Compare all specifications:
| 2006 BMW 523 | 2011 BMW 325 | |
| Make | BMW | BMW |
| Model | 523 | 325 |
| Year Released | 2006 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2494 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 215 HP |
| Engine RPM | 5800 RPM | 6500 RPM |
| Torque | 230 Nm | 315 Nm |
| Torque RPM | 3500 RPM | 2750 RPM |
| Engine Bore Size | 78.8 mm | 84 mm |
| Engine Stroke Size | 82 mm | 81 mm |
| Engine Compression Ratio | 11.0:1 | 9.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 230 km/hour | 245 km/hour |
| Acceleration 0-100mph | 9 seconds | 7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4850 mm | 4530 mm |
| Vehicle Width | 1850 mm | 1430 mm |
| Vehicle Height | 1470 mm | 1820 mm |
| Wheelbase Size | 2890 mm | 2770 mm |
| Fuel Consumption Overall | 10.6 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
