Mercedes A-Class (2015) is 158 mm (6.22 inch) longer, 130 mm (5.12 inch) higher, 60 kg (132 lbs) lighter and has 6 liters (0.21 ft3) bigger cargo space than Mercedes SLK-Class (2017).
Mercedes SLK-Class (2017) is 37 mm (1.46 inch) wider than Mercedes A-Class (2015).