Kia Rio (Sedan) (2015) is 287 kg (633 lbs) lighter than Mazda CX-30 (2020).
Mazda CX-30 (2020) is 29 mm (1.14 inch) longer, 75 mm (2.95 inch) wider, 85 mm (3.35 inch) higher and has 488 liters (17.23 ft3) bigger cargo space than Kia Rio (Sedan) (2015).