2006 BMW 525 vs. 2009 Mercedes-Benz B
To start off, 2009 Mercedes-Benz B is newer by 3 year(s). Which means there will be less support and parts availability for 2006 BMW 525. In addition, the cost of maintenance, including insurance, on 2006 BMW 525 would be higher. At 2,497 cc (6 cylinders), 2006 BMW 525 is equipped with a bigger engine. In terms of performance, 2006 BMW 525 (215 HP @ 6500 RPM) has 101 more horse power than 2009 Mercedes-Benz B. (114 HP @ 5750 RPM). In normal driving conditions, 2006 BMW 525 should accelerate faster than 2009 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 525 weights approximately 95 kg more than 2009 Mercedes-Benz B. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz B. In wet, icy, snow, or gravel driving conditions, 2006 BMW 525 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, 2006 BMW 525 (250 Nm @ 2750 RPM) has 85 more torque (in Nm) than 2009 Mercedes-Benz B. (165 Nm @ 3500 RPM). This means 2006 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz B.
Compare all specifications:
| 2006 BMW 525 | 2009 Mercedes-Benz B | |
| Make | BMW | Mercedes-Benz |
| Model | 525 | B |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2034 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 215 HP | 114 HP |
| Engine RPM | 6500 RPM | 5750 RPM |
| Torque | 250 Nm | 165 Nm |
| Torque RPM | 2750 RPM | 3500 RPM |
| Engine Bore Size | 78.8 mm | 83.1 mm |
| Engine Stroke Size | 82 mm | 94 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 8.3 seconds | 12.4 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1565 kg | 1470 kg |
| Vehicle Length | 4850 mm | 4280 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1630 mm |
| Wheelbase Size | 2890 mm | 2780 mm |
| Fuel Consumption Overall | 9.8 L/100km | 7.3 L/100km |
| Fuel Tank Capacity | 70 L | 54 L |
