Mercedes S-Class (2017) is 1511 mm (59.49 inch) longer, 215 mm (8.46 inch) wider, 101 mm (3.98 inch) higher and has 259 liters (9.15 ft3) bigger cargo space than MINI Roadster (2015).
MINI Roadster (2015) is 900 kg (1,984 lbs) lighter than Mercedes S-Class (2017).