According to German Auto Motor und Sport, the next generation 1- and 3-series will get a completely new generation petrol engines (turbo) with 3 and 4 sylinders:
x16i - 1,35 liters I3, 122hk/190Nm
x18i - 1,35 liters I3, 150hk/220Nm
x20i - 1,35 liters I3, 180hk/260Nm
x23i - 1,80 liters I4, 204hk/300Nm
x25i - 1,80 liters I4, 240hk/350Nm
x16i - 1,35 liters I3, 122hk/190Nm
x18i - 1,35 liters I3, 150hk/220Nm
x20i - 1,35 liters I3, 180hk/260Nm
x23i - 1,80 liters I4, 204hk/300Nm
x25i - 1,80 liters I4, 240hk/350Nm

