Kia K5 LXS vs Mazda Mazda3 Sedan 2.5 S Preferred — Cost of OwnershipCompare any two cars on the true 5–10 year cost of ownership: purchase price, fuel or electricity, insurance, maintenance, registration, depreciation and resale value. EV vs gas, lease vs buy, with every assumption editable.Kia K5 LXS: $60,774 net over 10 years ($3,796/yr running). Mazda Mazda3 Sedan 2.5 S Preferred: $60,620 net over 10 years ($3,796/yr running). Estimates for Cedar Park, TX; every assumption is editable.