2009 BMW X6 vs. 2011 Mercedes-Benz SL
To start off, 2011 Mercedes-Benz SL is newer by 2 year(s). Which means there will be less support and parts availability for 2009 BMW X6. In addition, the cost of maintenance, including insurance, on 2009 BMW X6 would be higher. At 3,498 cc (6 cylinders), 2011 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz SL (311 HP @ 6500 RPM) has 11 more horse power than 2009 BMW X6. (300 HP @ 5800 RPM) In normal driving conditions, 2011 Mercedes-Benz SL should accelerate faster than 2009 BMW X6.
Because 2009 BMW X6 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2009 BMW X6 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, 2009 BMW X6 (407 Nm @ 1400 RPM) has 47 more torque (in Nm) than 2011 Mercedes-Benz SL. (360 Nm @ 4900 RPM). This means 2009 BMW X6 will have an easier job in driving up hills or pulling heavy equipment than 2011 Mercedes-Benz SL.
Compare all specifications:
| 2009 BMW X6 | 2011 Mercedes-Benz SL | |
| Make | BMW | Mercedes-Benz |
| Model | X6 | SL |
| Year Released | 2009 | 2011 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2977 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 311 HP |
| Engine RPM | 5800 RPM | 6500 RPM |
| Torque | 407 Nm | 360 Nm |
| Torque RPM | 1400 RPM | 4900 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 240 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.7 seconds | 6.2 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Length | 4880 mm | 4582 mm |
| Vehicle Height | 1700 mm | 1298 mm |
| Wheelbase Size | 2940 mm | 2560 mm |
| Fuel Tank Capacity | 85 L | 80 L |
