Kia Niro EV (2018) is 241 mm (9.49 inch) longer, 257 mm (10.12 inch) higher and has 189 liters (6.67 ft3) bigger cargo space than Mercedes SLK-Class (2017).
Mercedes SLK-Class (2017) is 12 mm (0.47 inch) wider and 293 kg (646 lbs) lighter than Kia Niro EV (2018).