BMW’s M division will drop the “Competition” trim level because most buyers were already choosing the higher-output option.

Both cars are powered by a 3.0-litre BMW M twin-turbo six-cylinder petrol engine that makes 425bhp and 56kgm of torque.

This video compares the exhaust sound and acceleration of two BMW M4 F82 models – one equipped with an Akrapovic exhaust and ...