Cadillac XTS (2014) is 612 mm (24.09 inch) longer, 23 mm (0.91 inch) wider and has 34 liters (1.20 ft3) bigger cargo space than Ford Grand C-Max (2018).
Ford Grand C-Max (2018) is 183 mm (7.20 inch) higher and 319 kg (703 lbs) lighter than Cadillac XTS (2014).