BMW 6 Series Gran Coupe (2018) is 114 mm (4.49 inch) longer and 56 mm (2.20 inch) wider than Mazda 6 (2020).
Mazda 6 (2020) is 58 mm (2.28 inch) higher, 342 kg (754 lbs) lighter and has 21 liters (0.74 ft3) bigger cargo space than BMW 6 Series Gran Coupe (2018).
