Timeless never goes out of style. The new 911 Targa gets 2020 vision. #TimelessMachine __ 911 Targa 4: Fuel consumption combined: 9,8 l/100 km; CO2 emissions: 223 g/km. 911 Targa 4S: Fuel consumption combined: Fuel consumption combined 10,3 – 9,9 l/100 km; CO2 emissions combined 235 – 227 g/km.