Cadillac CTS (2017) is 39 mm (1.54 inch) higher, 239 kg (527 lbs) lighter and has 47 liters (1.66 ft3) bigger cargo space than Mercedes S-Class Coupe (2020).
Mercedes S-Class Coupe (2020) is 218 mm (8.58 inch) longer and 15 mm (0.59 inch) wider than Cadillac CTS (2017).