BMW 320d G20 2021 Fuel consumption

Driving Highway, 2 ppl on the board around 170 KG (110 kg boy + girl 60 kg = slight left tilt :D) and about 10 KG of fuel remaining in the tank. Easy drive with cruise control. Overall burn per 100 km is about 4 liters with 140 Kmh carrying! About 1400 Kilometers of Range, No electric can do it, no man.