Cadillac CTS (2018) is 28 mm (1.10 inch) wider and 200 kg (441 lbs) lighter than Mercedes E-Class (Estate) (2014).
Mercedes E-Class (Estate) (2014) is 107 mm (4.21 inch) longer, 43 mm (1.69 inch) higher and has 223 liters (7.88 ft3) bigger cargo space than Cadillac CTS (2018).