Acura RDX (2018) is 389 mm (15.31 inch) longer, 102 mm (4.02 inch) wider, 20 mm (0.79 inch) higher and has 125 liters (4.41 ft3) bigger cargo space than Mitsubishi Outlander Sport (2014).
Mitsubishi Outlander Sport (2014) is 290 kg (639 lbs) lighter than Acura RDX (2018).