2006 BMW Z4 vs. 2011 Mercedes-Benz B
To start off, 2011 Mercedes-Benz B is newer by 5 year(s). Which means there will be less support and parts availability for 2006 BMW Z4. In addition, the cost of maintenance, including insurance, on 2006 BMW Z4 would be higher. At 3,246 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (343 HP @ 7900 RPM) has 153 more horse power than 2011 Mercedes-Benz B. (190 HP @ 5000 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2011 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz B weights approximately 38 kg more than 2006 BMW Z4.
Because 2006 BMW Z4 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 2006 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2011 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, 2006 BMW Z4 (495 Nm @ 4900 RPM) has 215 more torque (in Nm) than 2011 Mercedes-Benz B. (280 Nm @ 1800 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2011 Mercedes-Benz B.
Compare all specifications:
| 2006 BMW Z4 | 2011 Mercedes-Benz B | |
| Make | BMW | Mercedes-Benz |
| Model | Z4 | B |
| Year Released | 2006 | 2011 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 2034 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 343 HP | 190 HP |
| Engine RPM | 7900 RPM | 5000 RPM |
| Torque | 495 Nm | 280 Nm |
| Torque RPM | 4900 RPM | 1800 RPM |
| Engine Compression Ratio | 11.5:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 249 km/hour | 225 km/hour |
| Acceleration 0-100mph | 5 seconds | 7.7 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1332 kg | 1370 kg |
| Vehicle Length | 4100 mm | 4280 mm |
| Vehicle Width | 1790 mm | 1610 mm |
| Vehicle Height | 1300 mm | 1780 mm |
| Wheelbase Size | 2500 mm | 2780 mm |
| Fuel Consumption Overall | 11.4 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 60 L | 54 L |
