Mercedes CLS-Class (2019) is 1383 mm (54.45 inch) longer, 237 mm (9.33 inch) wider and has 307 liters (10.84 ft3) bigger cargo space than Seat Mii (2014).
Seat Mii (2014) is 61 mm (2.40 inch) higher and 744 kg (1,640 lbs) lighter than Mercedes CLS-Class (2019).