Acura RLX (2014) is 477 mm (18.78 inch) longer and 110 mm (4.33 inch) wider than Kia Ceed Sportwagon (2015).
Kia Ceed Sportwagon (2015) is 20 mm (0.79 inch) higher, 402 kg (886 lbs) lighter and has 106 liters (3.74 ft3) bigger cargo space than Acura RLX (2014).