The renders looks spot on in terms of current design language and the M3/4. Not sure how I take the news on the I4 layout but I guess as long as the power is there and its a true M above the M235i below the M4 then all good.
Renders look fantastic by the way, perfect!
My Garage Pics
///M235i M Performance
Previous F10 520D / E84 X1 2.0D / E70 X5 3.0D / E60 520D / E46 330D / E46 328i