BMW 3 Series Touring (2018) is 701 kg (1,545 lbs) lighter than BMW X7 (2020).
BMW X7 (2020) is 508 mm (20.00 inch) longer, 189 mm (7.44 inch) wider, 376 mm (14.80 inch) higher and has 255 liters (9.01 ft3) bigger cargo space than BMW 3 Series Touring (2018).