BMW i3 (2014) is 164 mm (6.46 inch) higher and 705 kg (1,554 lbs) lighter than Mercedes S-Class Coupe (2015).
Mercedes S-Class Coupe (2015) is 1027 mm (40.43 inch) longer, 122 mm (4.80 inch) wider and has 140 liters (4.94 ft3) bigger cargo space than BMW i3 (2014).