BMW 5 Series (2014) is 539 mm (21.22 inch) longer, 104 mm (4.09 inch) wider, 120 mm (4.72 inch) higher and has 75 liters (2.65 ft3) bigger cargo space than Mazda 3 (Hatchback) (2018).
Mazda 3 (Hatchback) (2018) is 540 kg (1,190 lbs) lighter than BMW 5 Series (2014).