BMW iX xDrive50: Combined power consumption: < 21 kWh/100km in the WLTP test cycle*; CO2 emissions combined: 0 g/km. BMW iX xDrive40: Combined power consumption: < 20 kWh/100km in the WLTP test cycle*; CO2 emissions combined: 0 g/km. *Data on driving performance, energy consumption and range are preliminary and based on forecasts.