BMW 5 Series (2016) is 328 mm (12.91 inch) longer, 63 mm (2.48 inch) wider, 8 mm (0.31 inch) higher and has 141 liters (4.98 ft3) bigger cargo space than Mazda 3 (Sedan) (2014).
Mazda 3 (Sedan) (2014) is 540 kg (1,190 lbs) lighter than BMW 5 Series (2016).