The facelifted version of BMW’s brilliant M135i, which proved to be one of the real-world stars of the last few years. Along with Volkswagen’s Golf R the M135i became renowned for offering serious performance and involving dynamics at a realistic price tag – with seriously tempting lease deals to boot.

This latest version gets a little more power and a sharper, more handsome aesthetic – the headlights have been reshaped and the taillights now reach into the bootlid,…