2005 Mercedes-Benz R vs. 2012 Mercedes-Benz SLK
To start off, 2012 Mercedes-Benz SLK is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz R. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz R would be higher. At 4,966 cc (8 cylinders), 2005 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz R (302 HP @ 4200 RPM) has 297 more horse power than 2012 Mercedes-Benz SLK. (5 HP @ 6500 RPM). In normal driving conditions, 2005 Mercedes-Benz R should accelerate faster than 2012 Mercedes-Benz SLK. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz R weights approximately 699 kg more than 2012 Mercedes-Benz SLK. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2012 Mercedes-Benz SLK. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Mercedes-Benz R (461 Nm @ 2700 RPM) has 91 more torque (in Nm) than 2012 Mercedes-Benz SLK. (370 Nm @ 3500 RPM). This means 2005 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2012 Mercedes-Benz SLK.
Compare all specifications:
| 2005 Mercedes-Benz R | 2012 Mercedes-Benz SLK | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | R | SLK |
| Year Released | 2005 | 2012 |
| Body Type | Minivan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4966 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 302 HP | 5 HP |
| Engine RPM | 4200 RPM | 6500 RPM |
| Torque | 461 Nm | 370 Nm |
| Torque RPM | 2700 RPM | 3500 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2240 kg | 1541 kg |
| Vehicle Length | 5160 mm | 4135 mm |
| Vehicle Width | 1930 mm | 1816 mm |
| Vehicle Height | 1660 mm | 1300 mm |
| Wheelbase Size | 2860 mm | 2431 mm |
| Fuel Tank Capacity | 80 L | 60 L |
