BMW 5 Series Gran Turismo (2018) is 668 mm (26.30 inch) longer, 102 mm (4.02 inch) wider and has 26 liters (0.92 ft3) bigger cargo space than Mazda CX-3 (2015).
Mazda CX-3 (2015) is 67 mm (2.64 inch) higher and 399 kg (880 lbs) lighter than BMW 5 Series Gran Turismo (2018).