Mercedes S-Class The design is more dynamic with a larger front grille and A-Class-esque headlamps. The side profile has bolder creases while the roof slopes nicely into the muscular rear end. LEDs have been used all around and Mercedes claims that not a single bulb has been used. And it’s an incredibly slippery shape with a drag coefficient of just 0.24—a segment benchmark. Four powertrain are available for the first year. The more powerful AMGs should follow suit