Kia Cadenza (2015) is 167 mm (6.57 inch) longer and 485 kg (1,069 lbs) lighter than Mercedes M-Class (2014).
Mercedes M-Class (2014) is 77 mm (3.03 inch) wider, 312 mm (12.28 inch) higher and has 240 liters (8.48 ft3) bigger cargo space than Kia Cadenza (2015).