Cadillac CT6-V (2020) is 810 mm (31.89 inch) longer, 76 mm (2.99 inch) wider and has 26 liters (0.92 ft3) bigger cargo space than Mercedes GLA-Class (2015).
Mercedes GLA-Class (2015) is 21 mm (0.83 inch) higher and 633 kg (1,396 lbs) lighter than Cadillac CT6-V (2020).