2007 BMW 523 vs. 2005 Mercedes-Benz C
To start off, 2007 BMW 523 is newer by 2 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 2,497 cc (6 cylinders), 2007 BMW 523 is equipped with a bigger engine. In terms of performance, 2007 BMW 523 (175 HP @ 5800 RPM) has 15 more horse power than 2005 Mercedes-Benz C. (160 HP @ 5500 RPM). In normal driving conditions, 2007 BMW 523 should accelerate faster than 2005 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 523 weights approximately 15 kg more than 2005 Mercedes-Benz C. 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 (240 Nm @ 3000 RPM) has 10 more torque (in Nm) than 2007 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 2007 BMW 523.
Compare all specifications:
| 2007 BMW 523 | 2005 Mercedes-Benz C | |
| Make | BMW | Mercedes-Benz |
| Model | 523 | C |
| Year Released | 2007 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 160 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 230 Nm | 240 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 82.1 mm | 82 mm |
| Engine Stroke Size | 78.8 mm | 85 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 8.5 seconds | 9.1 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1490 kg | 1475 kg |
| Vehicle Width | 1470 mm | 1730 mm |
| Vehicle Height | 1850 mm | 1430 mm |
| Wheelbase Size | 2890 mm | 2720 mm |
| Fuel Consumption Overall | 8.5 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 70 L | 62 L |
