Complete technical specifications for the Mercedes-Benz S-Class S 350 BlueEFFICIENCY 4Matic Long — 306 hp, petrol, sedan, 2010. Performance highlights: 0–100 km/h in 7.1 s, top speed 250 km/h (155 mph), consumption 8.1 l/100km (34.9 mpg UK · 29.0 mpg US).