Kia Optima Plug-in Hybrid: MPG and fuel economy by year

The EPA has rated the Kia Optima Plug-in Hybrid across 4 model years, from the 2017 Kia Optima Plug-in Hybrid through the 2020 Kia Optima Plug-in Hybrid. The most recent 2020 Kia Optima Plug-in Hybrid returns 41 combined MPG.

Pick a year below to open the full Kia Optima Plug-in Hybrid page for that model year. Each year page covers combined, city, and highway MPG, the trim variants the EPA rates separately, the annual fuel cost across three driving patterns, and a year-over-year comparison so you can see whether the car has improved.

Fuel economy by model year

Combined MPG, city MPG, highway MPG, and the EPA's estimated annual fuel cost for every model year of the Kia Optima Plug-in Hybrid. Click any year to see the full breakdown for that model year, including trim variants, the drivetrain, and a comparison against other vehicles in its segment.

Year	Model	Combined MPG	City	Highway	Annual fuel cost
2020	2020 Kia Optima Plug-in Hybrid	41 MPG	39 MPG	44 MPG	$1,450
2019	2019 Kia Optima Plug-in Hybrid	40 MPG	38 MPG	43 MPG	$1,500
2018	2018 Kia Optima Plug-in Hybrid	40 MPG	38 MPG	43 MPG	$1,500
2017	2017 Kia Optima Plug-in Hybrid	40 MPG	38 MPG	43 MPG	$1,500

How the Kia Optima Plug-in Hybrid compares against the Midsize Cars class

Buyers usually compare the Kia Optima Plug-in Hybrid against other cars in the same EPA class. The list below shows the most efficient cars in the Midsize Cars class for the 2020 model year, the latest year on this page. Each link opens the full page for that car.

Source: U.S. EPA fuel economy dataset. Annual fuel cost assumes 15,000 miles of driving per year and a 55% city, 45% highway split.