BMW X7 (2020) is 741 mm (29.17 inch) longer, 166 mm (6.54 inch) wider, 194 mm (7.64 inch) higher and has 315 liters (11.12 ft3) bigger cargo space than Mercedes GLA-Class (2018).
Mercedes GLA-Class (2018) is 892 kg (1,967 lbs) lighter than BMW X7 (2020).