2009 BMW 635 vs. 2009 Mercedes-Benz B
To start off, both 2009 BMW 635 and 2009 Mercedes-Benz B were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,993 cc (6 cylinders), 2009 BMW 635 is equipped with a bigger engine. In terms of performance, 2009 BMW 635 (282 HP @ 4400 RPM) has 168 more horse power than 2009 Mercedes-Benz B. (114 HP @ 5750 RPM). In normal driving conditions, 2009 BMW 635 should accelerate faster than 2009 Mercedes-Benz B.
Because 2009 BMW 635 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 2009 BMW 635. 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 BMW 635 (580 Nm @ 1750 RPM) has 415 more torque (in Nm) than 2009 Mercedes-Benz B. (165 Nm @ 3500 RPM). This means 2009 BMW 635 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz B. 2009 BMW 635 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. 2009 BMW 635 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 635 | 2009 Mercedes-Benz B | |
| Make | BMW | Mercedes-Benz |
| Model | 635 | B |
| Year Released | 2009 | 2009 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 2034 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 282 HP | 114 HP |
| Engine RPM | 4400 RPM | 5750 RPM |
| Torque | 580 Nm | 165 Nm |
| Torque RPM | 1750 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 83.1 mm |
| Engine Stroke Size | 90 mm | 94 mm |
| Engine Compression Ratio | 17.0:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 6.6 seconds | 12.4 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4830 mm | 4280 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1380 mm | 1630 mm |
| Wheelbase Size | 2790 mm | 2780 mm |
| Fuel Consumption Overall | 7.4 L/100km | 7.3 L/100km |
| Fuel Tank Capacity | 70 L | 54 L |
