Complete technical specifications for the Mercedes-Benz E-Class E 250 d Cabriolet Ambition — 204 hp, diesel, convertible, 2014. Performance highlights: 0–100 km/h in 7.8 s, top speed 245 km/h (152 mph), consumption 5.0 l/100km (56.5 mpg UK · 47.0 mpg US).