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2026 Kia K4 mpg

Combined mpg, LX FWD

33mpg

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12,000 miles a year. Gas $3.20.

1020304050607080Median 26K4: 33 mpg
59 sedans (2026), one trim per model: the cheapest with a rating. Median 26 mpg.
2026 Kia K4 mpg by trim
TrimEngineDriveCity mpgHwy mpgCombinedTank, galMiles per tankCost a year
LX FWD2.0L 4cylFWD29393312.4409$1,164
LX Sedan FWD2.0L 4cylFWD29393312.4409$1,164
LXS FWD2.0L 4cylFWD29393312.4409$1,164
LXS Sedan FWD2.0L 4cylFWD29393312.4409$1,164
EX FWD2.0L 4cylFWD29393312.4409$1,164
EX Sedan FWD2.0L 4cylFWD29393312.4409$1,164
GT-Line FWD2.0L 4cylFWD29393312.4409$1,164
GT-Line Sedan FWD2.0L 4cylFWD29393312.4409$1,164
Hatchback EX FWD2.0L 4cylFWD28343012.4372$1,280
Hatchback GT-Line FWD2.0L 4cylFWD28343012.4372$1,280
GT-Line Turbo FWD1.6L 4cylFWD26332812.4347$1,371
GT-Line Turbo Sedan FWD1.6L 4cylFWD26332812.4347$1,371
Hatchback GT-Line Turbo FWD1.6L 4cylFWD26332812.4347$1,371

Fuel cost

LX FWD, 33 mpg combined.

Per year
$1,164
Per month
$97
Per mile
9.7 cents
Fill the tank
$39.68
  • Top trim: Hatchback GT-Line Turbo FWD. $1,371 a year. $208 more than the LX FWD.

Trip cost

LX FWD: 39 mpg highway
TripGallonsCost
100 miles2.6$8.21
300 miles7.7$24.62
500 miles12.8$41.03
1,000 miles25.6$82.05

Commute cost

Per month
$84
Per year
$1,008
Miles a month
867

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

Is 33 mpg good? Yes. Beats 91% of 2026 cars.

MPG by year

3333.233.433.633.83420252026
K4: combined mpg of the cheapest rated trim, 2025 to 2026.

Rivals

2026 Kia K4 and rivals
CarCheapest trimCombined mpgCompare
2026 Kia K4LX FWD33 mpg
2026 Hyundai ElantraSE FWD35 mpgCompare
2026 Honda CivicLX FWD36 mpgCompare
2026 Toyota CorollaLE FWD35 mpgCompare
2026 Nissan SentraS FWD34 mpgCompare
2026 Volkswagen JettaS FWD34 mpg
2026 Toyota Corolla HatchbackSE FWD35 mpg

What this cannot tell you

EPA ratings. Your own mpg will differ.

Gas prices change by state and by week.

How values are checked