|Model||Cylinder arrangement and number||Displacement (cc)||Rated output (kW at rpm)||Top speed (km/h)||Fuel consumption, combined (l/100 km)||CO2 emissions combined (g/km)|
|SLK 200 BlueEFFICIENCY||R4||1796||135/5.250 (135/5.250)||240 (237)||6,4–6,8 (6,1–6,5)||149–158 (142–151)|
|SLK 250 BlueEFFICIENCY||R4||1796||– (150/5500)||– (243)||– (6,2–6,6)||– (144–153)|
|SLK 350 BlueEFFICIENCY||V6||3498||– (225/6500)||– (250)||– (7,1)||– (167)|
The petrol engines available for the new SLK are just right for giving unadulterated roadster driving pleasure. They are optimally tuned to meet the requirements of this class of vehicle. In addition, all the petrol engines, whether 4, 6 or 8-cylinder, deploy cutting-edge technology and combine smooth running characteristics and ecological efficiency with the ultimate in agility and driving dynamics.
The optimised 4-cylinder powerplant with a displacement of 1.8 litres, direct petrol injection, two overhead camshafts, variable valve timing and turbocharger, offers outstanding torque and power, not to mention appropriately low fuel consumption and emissions.
You can choose between the following models: SLK 200 BlueEFFICIENCY and SLK 250 BlueEFFICIENCY:
The powerful 3.5-litre V6 engine in the SLK 350 BlueEFFICIENCY combines refinement and ecological efficiency with the highest degree of agility and dynamism. It achieves this with features such as direct fuel injection and its four-valve-per-cylinder design.
 Figures for rated output and rated torque in accordance with Directive 80/1269/EEC in the currently applicable version. The figures shown for fuel consumption and CO2 emissions were obtained in accordance with the prescribed measuring process (Regulation [EC] 715/2007 in its currently applicable version). The figures are not based on an individual vehicle and do not constitute part of the product offer; they are provided solely for purposes of comparison between different vehicle models. Electronically limited.