Acura RDX (2015) is 43 mm (1.69 inch) wider, 169 mm (6.65 inch) higher and has 218 liters (7.70 ft3) bigger cargo space than BMW 3 Series Gran Turismo (2021).
BMW 3 Series Gran Turismo (2021) is 166 mm (6.54 inch) longer and 106 kg (234 lbs) lighter than Acura RDX (2015).