Cadillac XTS (2017) is 611 mm (24.06 inch) longer, 25 mm (0.98 inch) wider and has 35 liters (1.24 ft3) bigger cargo space than Ford Grand C-Max (2015).
Ford Grand C-Max (2015) is 183 mm (7.20 inch) higher and 324 kg (714 lbs) lighter than Cadillac XTS (2017).