How far can you get on one tank of gas with the Kia Rio?

The Kia Rio has an estimated fuel economy of around 33 miles per gallon combined, depending on the model year and driving conditions. With a fuel tank capacity of approximately 11.9 gallons, you can expect to travel around 390 to 400 miles on a full tank of gas. Actual mileage may vary based on driving habits, terrain, and maintenance.