Cadillac CTS-V (2017) is 499 mm (19.65 inch) longer and 6 mm (0.24 inch) wider than Ford Grand C-Max (2015).
Ford Grand C-Max (2015) is 231 mm (9.09 inch) higher, 387 kg (853 lbs) lighter and has 87 liters (3.07 ft3) bigger cargo space than Cadillac CTS-V (2017).