Mercedes GL-Class (2015) is 110 mm (4.33 inch) longer and 166 mm (6.54 inch) higher than Tesla Model X (2015).
Tesla Model X (2015) is 1 mm (0.04 inch) wider, 280 kg (617 lbs) lighter and has 270 liters (9.53 ft3) bigger cargo space than Mercedes GL-Class (2015).