Acura RLX (2019) is 177 mm (6.97 inch) longer and 30 mm (1.18 inch) wider than Kia Optima Sportswagon (2015).
Kia Optima Sportswagon (2015) is 4 mm (0.16 inch) higher, 254 kg (560 lbs) lighter and has 131 liters (4.63 ft3) bigger cargo space than Acura RLX (2019).
Size difference at a glance
Acura RLX (2019) is 3.6% longer than Kia Optima Sportswagon (2015).
Acura RLX (2019) is 1.6% wider than Kia Optima Sportswagon (2015).
Acura RLX (2019) is 0.3% lower than Kia Optima Sportswagon (2015).
Acura RLX (2019) is 16.4% heavier than Kia Optima Sportswagon (2015).
Acura RLX (2019) is 23.7% smaller in cargo space than Kia Optima Sportswagon (2015).
Overall footprint
Acura RLX (2019) has a 5.3% larger overall footprint (length × width).
