BMW X3 xDrive30e:
Fuel consumption in l/100 km (combined): 2.6–2.0
CO2 emissions in g/km (combined): 59–44
BMW X3 xDrive30i:
Fuel consumption in l/100 km (combined): 8.5–7.6
CO2 emissions in g/km (combined): 194–173
BMW X3 M40i:
Fuel consumption in l/100 km (combined): 9.5–8.7
CO2 emissions in g/km (combined): 217–199