The second iteration of the BMW M4, codenamed G82, is a largely based on the standard 4 Series (G22 generation), which is in turn based largely on the BMW Concept 4. It is a high performance version of the standard G22 4 Series. Prototypes of the BMW M4 have been seen tested on the Nurburgring beside the G80 BMW M3. The first units will be assembled in November 2020, with global deliveries starting in early 2021.[25] M performance parts will also be available which include a wing, side skirts and exhausts.

The more notable upgrades for the 2021 M4 are a 48-horsepower increase over the previous M4, as well as adopting the twin-kidney grille from the 4 Series[26]

The convertible version of the new M4 was introduced in May 2021. Like the standard new-generation BMW 4 Series Convertible, the M4 Convertible (internal designation G83) has a folding soft top. It normally opens / closes in 18 seconds, at speeds up to 50 km / h. The convertible will only be available as a Competition model with the M xDrive. Top speed is el. limited to 250 km / h, but with the optional M Driver’s Package, that speed will be...