Limitless Sky. #BMW #BMWM #THEM4 #MPower Paint finish shown: M Toronto Red. The BMW M4 Competition Convertible with M xDrive: Mandatory information according to German law ’Pkw-EnVKV’ based on WLTP: energy consumption combined: 10.3 l/100 km; CO₂ emissions combined: 233-232 g/km; CO2-class(es): G.