Cadillac XT4 (2020) is 75 mm (2.95 inch) wider, 210 mm (8.27 inch) higher, 475 kg (1,047 lbs) lighter and has 147 liters (5.19 ft3) bigger cargo space than Mercedes CL-Class (2018).
Mercedes CL-Class (2018) is 496 mm (19.53 inch) longer than Cadillac XT4 (2020).