Citroen DS5 (2020) is 216 mm (8.50 inch) higher, 141 kg (311 lbs) lighter and has 115 liters (4.06 ft3) bigger cargo space than Mercedes AMG GT (2018).
Mercedes AMG GT (2018) is 16 mm (0.63 inch) longer and 68 mm (2.68 inch) wider than Citroen DS5 (2020).