Fuel consumption* of the 911 models: Urban in l/100 km (mpg): 18.9-11.2 (25.2); Extra urban in l/100 km (mpg): 8.9-6.5 (43.5); Combined in l/100 km (mpg): 12.4-8.2 (34.4); Emissions in g/km: 289-194.