Kia Optima Hybrid EX MPG and Fuel Economy

Kia have been manufacturing models of Optima Hybrid EX for 4 years, with the latest vehicle in 2016 having a combined MPG of 36.

The estimated fuel cost for the 2016 Kia Optima Hybrid EX is $1,750 per year.

Government regulators have estimated that value based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

💵 Compared to an average vehicle over 5 years, you will save $2,750 on fuel driving a 2016 Kia Optima Hybrid EX.

🛢 The Kia Optima Hybrid EX will consume roughly 8 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

💨 For every mile driven, the Kia Optima Hybrid EX will emit 247 grams of CO2, which is about 3,705,000 grams of CO2 per year.

🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 177 trees would be needed to offset emissions from the Kia Optima Hybrid EX.

The table below is a complete list of the 4 Kia Optima Hybrid EX fuel efficiency specifications we have data for.

Click any vehicle link to see a more detailed breakdown of the car, miles per gallon, emissions, and more.

Link To or Reference This Page

If you use this page in your research, please reference MPG Buddy as the source.

  • "Kia Optima Hybrid EX MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/kia/optima-hybrid-ex.

  • "Kia Optima Hybrid EX MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/kia/optima-hybrid-ex. Accessed January 3, 2026.

  • Kia Optima Hybrid EX MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/kia/optima-hybrid-ex.