|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)|
|SL 350 BlueEFFICIENCY||V6||3498||225/6500||250||7.5–6.8||176–159|
|SL 500 BlueEFFICIENCY||V8||4663||320/5250||250||9.2–9.1||214–212|
|SL 63 AMG||V8||5461||395/5500||250||– (9.9)||– (231)|
|SL 65 AMG||V12||5980||463/4800||250||– (11,6)||– (270)|
Giving pure and unadulterated roadster driving pleasure, the new BlueDIRECT engines in the new SL-Class Roadster are sure to impress. They are perfectly aligned to the requirements of this vehicle class.
The new 6 and 8-cylinder engines are at the cutting edge of technology and unite smooth running performance and ecological efficiency with an unsurpassed level of agility and driving dynamics.
The high-performance engine in the new SL 63 AMG is totally geared to dynamism, without losing sight of the important factors economy and environmental compatibility. For the driver with sporting ambitions, it has breathtakingly impressive acceleration figures and the highest levels of performance.
The innovative BlueDIRECT V6 engine that powers the new SL 350 BlueEFFICIENCY was developed using lightweight materials consistently. It features spray-guided direct petrol injection with piezo injectors, four valves per cylinder and adjustable intake and exhaust camshafts.
Through these future-oriented technologies a maximum of performance and efficiency can be achieved.
The BlueDIRECT 8-cylinder engine in the new SL 500 BlueEFFICIENCY Roadster vouches for effortless superiority in every driving situation. A whole series of innovative technologies ensure reduced consumption and significantly higher output, with lower engine displacement.
The new SL 63 AMG is powered by the AMG 5.5-litre V8 biturbo engine. This dynamically responsive unit delivers, in conjunction with the AMG performance package, an impressive output of 395 kW and a maximum torque of 800 Nm. The AMG performance package makes a top speed of up to 300 km/h possible. A glance at the torque curve shows: no other engine of this output class can reach the values developed by this new AMG unit.
The new SL 65 AMG is the most powerful vehicle of the current model series thanks to the AMG 6.0-litre V12 biturbo engine, the unit features excellent output figures and sophisticated innovative technology.
 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