A new rear apron, redesigned air intakes at the front and somewhat sharper lines running along the body are a few subtle changes been made to the exterior of the new M4 making it almost non-distinguishable from the current M4. The BMW 4 Series and the new Advantage, Sport, Luxury and M Sport models get an exclusive wheel design alongside two new bold exterior paint finishes Sunset Orange and Snapper Rocks Blueare exclusive to the 4 series. The company adding rear LED lights for the first time, replacing the Xenon lights with redesigned hexagonal LED headlights, fog lights are the most notable changes in the newer M4 model. Interior of the car includes aesthetic retouchescomprise new chrome detailing and electroplated materials, double stitching and a high gloss black finish to the center console to break it up.
A sports version of the steering wheel has been added when the interior of the car is considered. The reverse suspension is introduced to made changes in the performance and is stiffer than the previous generation providing a sportier handling. The new M4 model gets three new diesel engines BMW 420d, BMW 430d, BMW 435d xDrive and three new petrol engines BMW 420i, BMW 430i and BMW 440i. However, the power produced by the engines are the same. The engine in the Coupe is not been altered.