BMW 2 Series (2020) is 4 mm (0.16 inch) wider than Mazda 3 (Sedan) (2015).
Mazda 3 (Sedan) (2015) is 54 mm (2.13 inch) longer, 35 mm (1.38 inch) higher, 395 kg (871 lbs) lighter and has 29 liters (1.02 ft3) bigger cargo space than BMW 2 Series (2020).