Cadillac CT4 (2020) is 345 mm (13.58 inch) longer than Mercedes GLA-Class (2017).
Mercedes GLA-Class (2017) is 20 mm (0.79 inch) wider, 189 mm (7.44 inch) higher, 7 kg (15 lbs) lighter and has 132 liters (4.66 ft3) bigger cargo space than Cadillac CT4 (2020).