Mercedes S-Class Coupe (2020) is 1328 mm (52.28 inch) longer, 177 mm (6.97 inch) wider and has 13 liters (0.46 ft3) bigger cargo space than Opel Adam (2015).
Opel Adam (2015) is 70 mm (2.76 inch) higher and 864 kg (1,905 lbs) lighter than Mercedes S-Class Coupe (2020).