BMW 4 Series (2020) is 259 mm (10.20 inch) longer, 184 mm (7.24 inch) higher and has 296 liters (10.45 ft3) bigger cargo space than McLaren MP4-12C (2019).
McLaren MP4-12C (2019) is 56 mm (2.20 inch) wider and 299 kg (659 lbs) lighter than BMW 4 Series (2020).