BMW 7 Series (2018) is 404 mm (15.91 inch) longer, 53 mm (2.09 inch) wider, 35 mm (1.38 inch) higher and has 89 liters (3.14 ft3) bigger cargo space than Tesla Model 3 (2018).
Tesla Model 3 (2018) is 130 kg (287 lbs) lighter than BMW 7 Series (2018).