2009 Mercedes-Benz SLK vs. 2006 Mercedes-Benz R
To start off, 2009 Mercedes-Benz SLK is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz R. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz R would be higher. At 3,498 cc (6 cylinders), 2009 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SLK (300 HP @ 6500 RPM) has 79 more horse power than 2006 Mercedes-Benz R. (221 HP @ 3800 RPM). In normal driving conditions, 2009 Mercedes-Benz SLK should accelerate faster than 2006 Mercedes-Benz R. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz R weights approximately 960 kg more than 2009 Mercedes-Benz SLK.
Because 2006 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz SLK. In wet, icy, snow, or gravel driving conditions, 2006 Mercedes-Benz R 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 R (511 Nm @ 1600 RPM) has 152 more torque (in Nm) than 2009 Mercedes-Benz SLK. (359 Nm @ 4900 RPM). This means 2006 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz SLK.
Compare all specifications:
| 2009 Mercedes-Benz SLK | 2006 Mercedes-Benz R | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | SLK | R |
| Year Released | 2009 | 2006 |
| Body Type | Convertible | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 221 HP |
| Engine RPM | 6500 RPM | 3800 RPM |
| Torque | 359 Nm | 511 Nm |
| Torque RPM | 4900 RPM | 1600 RPM |
| Fuel Type | Diesel | Diesel |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 6 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1310 kg | 2270 kg |
| Vehicle Length | 4110 mm | 5160 mm |
| Vehicle Width | 1790 mm | 1930 mm |
| Vehicle Height | 1300 mm | 1660 mm |
| Wheelbase Size | 2440 mm | 3220 mm |
| Fuel Consumption Overall | 11.2 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 70 L | 80 L |
