2009 BMW 523 vs. 2007 Mercedes-Benz C
To start off, 2009 BMW 523 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz C would be higher. At 2,996 cc (6 cylinders), 2007 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz C (228 HP @ 6000 RPM) has 53 more horse power than 2009 BMW 523. (175 HP @ 5800 RPM) In normal driving conditions, 2007 Mercedes-Benz C should accelerate faster than 2009 BMW 523. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz C weights approximately 35 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, 2007 Mercedes-Benz C (301 Nm @ 2500 RPM) has 71 more torque (in Nm) than 2009 BMW 523. (230 Nm @ 3500 RPM). This means 2007 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 523.
Compare all specifications:
| 2009 BMW 523 | 2007 Mercedes-Benz C | |
| Make | BMW | Mercedes-Benz |
| Model | 523 | C |
| Year Released | 2009 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 175 HP | 228 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 230 Nm | 301 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Engine Bore Size | 82 mm | 88 mm |
| Engine Stroke Size | 78.8 mm | 82.1 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 230 km/hour | 248 km/hour |
| Acceleration 0-100mph | 9.3 seconds | 7.5 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1500 kg | 1535 kg |
| Vehicle Length | 4850 mm | 4550 mm |
| Vehicle Width | 1470 mm | 1730 mm |
| Vehicle Height | 1850 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2720 mm |
| Fuel Consumption Overall | 9.5 L/100km | 9.7 L/100km |
| Fuel Tank Capacity | 70 L | 62 L |
