How much gas does a 2012 Kia optima hold 2.4 liter 4 cylinder?

The 2012 Kia Optima with a 2.4-liter 4-cylinder engine has a fuel tank capacity of approximately 18.5 gallons. This allows for a decent driving range, depending on fuel efficiency. The vehicle typically achieves around 24-35 miles per gallon, depending on driving conditions.