Mercedes SLK-Class (2017) is 139 mm (5.47 inch) longer, 123 mm (4.84 inch) wider and has 75 liters (2.65 ft3) bigger cargo space than Toyota Prius C (2015).
Toyota Prius C (2015) is 142 mm (5.59 inch) higher and 321 kg (708 lbs) lighter than Mercedes SLK-Class (2017).