Kia K5 Gt Line Awd Mpg 2025. The motortrend buyer's guide has the 2025 kia k5 specs you need, from dimensions and cargo space to power and mpgs. Find incentives, rebates, recalls, and warranty specifications here.

See body style, engine info and more specs. Depending on trim level, the 2025 kia k5 gas mileage is from 28 to 32 miles per gallon combined.