2007 Mercedes-Benz C vs. 2009 Mercedes-Benz B
To start off, 2009 Mercedes-Benz B 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 1,991 cc (4 cylinders), 2009 Mercedes-Benz B is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz C (161 HP @ 5300 RPM) has 53 more horse power than 2009 Mercedes-Benz B. (108 HP @ 4200 RPM). In normal driving conditions, 2007 Mercedes-Benz C should accelerate faster than 2009 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz C weights approximately 80 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 2007 Mercedes-Benz C is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Mercedes-Benz C. However, in wet, icy, snow, or gravel driving conditions, 2009 Mercedes-Benz B, being front wheel drive (FWD), will offer much better control with better grip. 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, 2009 Mercedes-Benz B (250 Nm @ 1600 RPM) has 10 more torque (in Nm) than 2007 Mercedes-Benz C. (240 Nm @ 3000 RPM). This means 2009 Mercedes-Benz B will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz C. 2007 Mercedes-Benz C has automatic transmission and 2009 Mercedes-Benz B has manual transmission. 2009 Mercedes-Benz B will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz C will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Mercedes-Benz C | 2009 Mercedes-Benz B | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | C | B |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1794 cc | 1991 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 161 HP | 108 HP |
| Engine RPM | 5300 RPM | 4200 RPM |
| Torque | 240 Nm | 250 Nm |
| Torque RPM | 3000 RPM | 1600 RPM |
| Engine Bore Size | 82 mm | 83 mm |
| Engine Stroke Size | 85 mm | 92 mm |
| Engine Compression Ratio | 9.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 231 km/hour | 183 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 11.3 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1520 kg | 1440 kg |
| Vehicle Length | 4530 mm | 4280 mm |
| Vehicle Width | 1430 mm | 1780 mm |
| Vehicle Height | 1730 mm | 1610 mm |
| Wheelbase Size | 2720 mm | 2780 mm |
| Fuel Consumption Overall | 8.7 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 62 L | 54 L |
