Cadillac CT4 (2021) is 345 mm (13.58 inch) longer and 11 kg (24 lbs) lighter than Mercedes GLA-Class (2020).
Mercedes GLA-Class (2020) is 20 mm (0.79 inch) wider, 189 mm (7.44 inch) higher and has 132 liters (4.66 ft3) bigger cargo space than Cadillac CT4 (2021).