2007 BMW X5 vs. 2011 Mercedes-Benz B
To start off, 2011 Mercedes-Benz B is newer by 4 year(s). Which means there will be less support and parts availability for 2007 BMW X5. In addition, the cost of maintenance, including insurance, on 2007 BMW X5 would be higher. At 4,798 cc (8 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (342 HP @ 5700 RPM) has 228 more horse power than 2011 Mercedes-Benz B. (114 HP @ 5500 RPM). In normal driving conditions, 2007 BMW X5 should accelerate faster than 2011 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 890 kg more than 2011 Mercedes-Benz B. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Mercedes-Benz B. In wet, icy, snow, or gravel driving conditions, 2007 BMW X5 will offer significantly more control. 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 BMW X5 (480 Nm @ 3700 RPM) has 325 more torque (in Nm) than 2011 Mercedes-Benz B. (155 Nm @ 3500 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2011 Mercedes-Benz B. 2007 BMW X5 has automatic transmission and 2011 Mercedes-Benz B has manual transmission. 2011 Mercedes-Benz B will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X5 | 2011 Mercedes-Benz B | |
| Make | BMW | Mercedes-Benz |
| Model | X5 | B |
| Year Released | 2007 | 2011 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4798 cc | 1699 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 342 HP | 114 HP |
| Engine RPM | 5700 RPM | 5500 RPM |
| Torque | 480 Nm | 155 Nm |
| Torque RPM | 3700 RPM | 3500 RPM |
| Engine Bore Size | 88.3 mm | 83 mm |
| Engine Stroke Size | 93 mm | 78.5 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 240 km/hour | 184 km/hour |
| Acceleration 0-100mph | 6.7 seconds | 11.6 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2200 kg | 1310 kg |
| Vehicle Length | 4670 mm | 4280 mm |
| Vehicle Width | 1930 mm | 1780 mm |
| Vehicle Height | 1710 mm | 1610 mm |
| Wheelbase Size | 2830 mm | 2780 mm |
| Fuel Consumption Overall | 13.5 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 93 L | 54 L |
