Mercedes E-Class (2014) is 420 kg (926 lbs) lighter than Tesla Model X (2016).
Tesla Model X (2016) is 157 mm (6.18 inch) longer, 145 mm (5.71 inch) wider, 241 mm (9.49 inch) higher and has 410 liters (14.48 ft3) bigger cargo space than Mercedes E-Class (2014).