2020 Kia Optima mpg

Combined mpg, LX FWD

27mpg

Miles a yearGas, $ a gallonCents per kWhElectric miles, %

12,000 miles a year. Gas $3.20. Power 17 cents per kWh. Plug-in trims: 50% electric miles.

103 sedans (2020), one trim per model: the cheapest with a rating. Median 26 mpg.

2020 Kia Optima mpg by trim
Trim	Engine	Drive	City mpg	Hwy mpg	Combined	Tank, gal	Miles per tank	Cost a year
Hybrid EX FWD	2.0L 4cyl	FWD	40	45	42	15.9	668	$914
Plug-in Hybrid EX FWD	2.0L 4cyl	FWD	39	44	41	14.5	595	$805
EX FWD	1.6L 4cyl	FWD	27	37	31	18.5	574	$1,239
EX Premium FWD	1.6L 4cyl	FWD	27	37	31	18.5	574	$1,239
LX FWD	2.4L 4cyl	FWD	24	32	27	18.5	500	$1,422
S FWD	2.4L 4cyl	FWD	24	32	27	18.5	500	$1,422
SE FWD	2.4L 4cyl	FWD	24	32	27	18.5	500	$1,422
SX FWD	2.0L 4cyl	FWD	21	30	24	18.5	444	$1,600

Plug-in trims: 50% electric miles.

Fuel cost

LX FWD, 27 mpg combined.

2020 Kia Optima plug-in trims
Trim	Electric range, mi	MPGe	kWh per 100 mi	Gas mpg	Cost a year
Plug-in Hybrid EX FWD	28	101	33.0	41	$805

Cost a year: 50% electric miles, the rest on gas.

Charging specs by version
Version	Plug	Onboard AC, kW	DC peak, kW	10-80%, min	Level 2, hours	Battery, kWh
All	J1772	3.6	N/A	N/A	2.7	9.8

Charging specs: maker data, one source.

Miles one wayDays a week

LX FWD. 20 miles each way, 5 days a week.

Is 27 mpg good? Yes. Beats 68% of 2026 cars.

Optima: combined mpg of the cheapest rated trim, 2009 to 2020.

2020 Kia Optima and rivals
Car	Cheapest trim	Combined mpg	Compare
2020 Kia Optima	LX FWD	27 mpg
2020 Hyundai Sonata	SE FWD	32 mpg	Compare
2020 Ford Fusion	S FWD	24 mpg	Compare
2020 Volkswagen Passat	S FWD	27 mpg	Compare
2020 Honda Insight	LX FWD	52 mpg
2020 Subaru Legacy	AWD	30 mpg
2020 Mazda MAZDA6	Sport FWD	29 mpg

EPA ratings. Your own mpg will differ.

Gas prices change by state and by week.