Cadillac CTS (2015) is 869 kg (1,916 lbs) lighter than Mercedes GL-Class (2020).
Mercedes GL-Class (2020) is 180 mm (7.09 inch) longer, 164 mm (6.46 inch) wider, 397 mm (15.63 inch) higher and has 233 liters (8.23 ft3) bigger cargo space than Cadillac CTS (2015).