Cadillac CT6-V (2020) is 707 mm (27.83 inch) longer and 52 mm (2.05 inch) wider than Ford Grand C-Max (2018).
Ford Grand C-Max (2018) is 211 mm (8.31 inch) higher, 535 kg (1,179 lbs) lighter and has 28 liters (0.99 ft3) bigger cargo space than Cadillac CT6-V (2020).