The all-electric BMW M4 could debut as soon as 2028 with up to 1,000 hp. As with the next M3, the M4 will also be sold with a twin-turbo inline-six.

The all-electric BMW M4 could debut as soon as 2028 with up to 1,000 hp. As with the next M3, the M4 will also be sold with a twin-turbo inline-six.