I have a feeling that BMW not introducing M3 sedan now (1 yr after F30), because of f32 front. This is why it's not F30 M3 but F80 M3. I am almost certain that M3 will have different face than F30. BMW will introduce M3 sedan after F32 is shown to public. This in my guess.
335is - AW, Loaded, 19" 313M, 6MT
Impatiently waiting for F80/F82