2008 BMW X5 vs. 2011 Mercedes-Benz SLS
To start off, 2011 Mercedes-Benz SLS is newer by 3 year(s). Which means there will be less support and parts availability for 2008 BMW X5. In addition, the cost of maintenance, including insurance, on 2008 BMW X5 would be higher. At 6,200 cc (8 cylinders), 2011 Mercedes-Benz SLS is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz SLS (563 HP @ 6800 RPM) has 208 more horse power than 2008 BMW X5. (355 HP @ 6200 RPM) In normal driving conditions, 2011 Mercedes-Benz SLS should accelerate faster than 2008 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 579 kg more than 2011 Mercedes-Benz SLS.
Because 2008 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Mercedes-Benz SLS. In wet, icy, snow, or gravel driving conditions, 2008 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, 2011 Mercedes-Benz SLS (649 Nm @ 4750 RPM) has 159 more torque (in Nm) than 2008 BMW X5. (490 Nm @ 3600 RPM). This means 2011 Mercedes-Benz SLS will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW X5. 2008 BMW X5 has automatic transmission and 2011 Mercedes-Benz SLS has manual transmission. 2011 Mercedes-Benz SLS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
2008 BMW X5 | 2011 Mercedes-Benz SLS | |
Make | BMW | Mercedes-Benz |
Model | X5 | SLS |
Year Released | 2008 | 2011 |
Body Type | SUV | Coupe |
Engine Position | Front | Front |
Engine Size | 4797 cc | 6200 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 355 HP | 563 HP |
Engine RPM | 6200 RPM | 6800 RPM |
Torque | 490 Nm | 649 Nm |
Torque RPM | 3600 RPM | 4750 RPM |
Fuel Type | Gasoline - Premium | Gasoline |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 2200 kg | 1621 kg |
Vehicle Length | 4670 mm | 4638 mm |
Vehicle Width | 1880 mm | 1938 mm |
Vehicle Height | 1710 mm | 1252 mm |
Wheelbase Size | 2830 mm | 2680 mm |
Fuel Tank Capacity | 93 L | 85 L |