2006 Mercedes-Benz SLK vs. 2011 BMW X5
To start off, 2011 BMW X5 is newer by 5 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz SLK. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz SLK would be higher. At 3,498 cc (6 cylinders), 2006 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2011 BMW X5 (300 HP @ 5800 RPM) has 32 more horse power than 2006 Mercedes-Benz SLK. (268 HP @ 5750 RPM) In normal driving conditions, 2011 BMW X5 should accelerate faster than 2006 Mercedes-Benz SLK. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW X5 weights approximately 465 kg more than 2006 Mercedes-Benz SLK. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 BMW X5 is all wheel drive (AWD), it will have significant more traction and grip than 2006 Mercedes-Benz SLK. In wet, icy, snow, or gravel driving conditions, 2011 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, 2006 Mercedes-Benz SLK (510 Nm @ 4000 RPM) has 104 more torque (in Nm) than 2011 BMW X5. (406 Nm @ 1200 RPM). This means 2006 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2011 BMW X5.
Compare all specifications:
| 2006 Mercedes-Benz SLK | 2011 BMW X5 | |
| Make | Mercedes-Benz | BMW |
| Model | SLK | X5 |
| Year Released | 2006 | 2011 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 268 HP | 300 HP |
| Engine RPM | 5750 RPM | 5800 RPM |
| Torque | 510 Nm | 406 Nm |
| Torque RPM | 4000 RPM | 1200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1785 kg | 2250 kg |
| Vehicle Height | 1280 mm | 1776 mm |
| Wheelbase Size | 2440 mm | 2934 mm |
| Fuel Consumption | 9.4 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 70 L | 85 L |
