BMW 5 Series Gran Turismo (2017) is 84 mm (3.31 inch) longer, 62 mm (2.44 inch) wider, 88 mm (3.46 inch) higher and has 30 liters (1.06 ft3) bigger cargo space than Mazda 3 (Sedan) (2020).
Mazda 3 (Sedan) (2020) is 437 kg (963 lbs) lighter than BMW 5 Series Gran Turismo (2017).