Mercedes S-Class (2014) is 209 mm (8.23 inch) longer and 155 kg (342 lbs) lighter than Tesla Model X (2018).
Tesla Model X (2018) is 100 mm (3.94 inch) wider, 194 mm (7.64 inch) higher and has 450 liters (15.89 ft3) bigger cargo space than Mercedes S-Class (2014).