Kia Optima Sportswagon (2015) is 179 mm (7.05 inch) longer and 289 kg (637 lbs) lighter than Mazda CX-7 (2020).
Mazda CX-7 (2020) is 12 mm (0.47 inch) wider, 176 mm (6.93 inch) higher and has 293 liters (10.35 ft3) bigger cargo space than Kia Optima Sportswagon (2015).