BMW 7 Series (2020) is 660 mm (25.98 inch) longer, 106 mm (4.17 inch) wider, 12 mm (0.47 inch) higher and has 151 liters (5.33 ft3) bigger cargo space than Mazda 3 (Hatchback) (2014).
Mazda 3 (Hatchback) (2014) is 715 kg (1,576 lbs) lighter than BMW 7 Series (2020).