Audi RS 5 (2018) is 53 mm (2.09 inch) wider than Kia Forte (Sedan) (2015).
Kia Forte (Sedan) (2015) is 1 mm (0.04 inch) longer, 66 mm (2.60 inch) higher, 497 kg (1,096 lbs) lighter and has 87 liters (3.07 ft3) bigger cargo space than Audi RS 5 (2018).