2005 Mercedes-Benz C vs. 2009 BMW 523
To start off, 2009 BMW 523 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz C would be higher. At 2,987 cc (6 cylinders), 2005 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz C (221 HP @ 3800 RPM) has 46 more horse power than 2009 BMW 523. (175 HP @ 5800 RPM). In normal driving conditions, 2005 Mercedes-Benz C should accelerate faster than 2009 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz C weights approximately 115 kg more than 2009 BMW 523. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2005 Mercedes-Benz C (510 Nm @ 1600 RPM) has 280 more torque (in Nm) than 2009 BMW 523. (230 Nm @ 3500 RPM). This means 2005 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 523.
Compare all specifications:
| 2005 Mercedes-Benz C | 2009 BMW 523 | |
| Make | Mercedes-Benz | BMW |
| Model | C | 523 |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2987 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 221 HP | 175 HP |
| Engine RPM | 3800 RPM | 5800 RPM |
| Torque | 510 Nm | 230 Nm |
| Torque RPM | 1600 RPM | 3500 RPM |
| Engine Bore Size | 83.1 mm | 82.1 mm |
| Engine Stroke Size | 92 mm | 78.8 mm |
| Engine Compression Ratio | 18.0:1 | 11.0:1 |
| Acceleration 0-100mph | 7.1 seconds | 8.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1680 kg | 1565 kg |
| Vehicle Length | 4550 mm | 4850 mm |
| Vehicle Width | 1730 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2700 mm | 2890 mm |
| Fuel Tank Capacity | 62 L | 70 L |
