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2026 Kia K4 Hatchback mpg

Combined mpg, EX FWD

30mpg

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12,000 miles a year. Gas $3.20.

1020304050607080Median 26K4 Hatchback: 30 mpg
59 sedans (2026), one trim per model: the cheapest with a rating. Median 26 mpg.
2026 Kia K4 Hatchback mpg by trim
TrimEngineDriveCity mpgHwy mpgCombinedTank, galMiles per tankCost a year
K4 EX FWD2.0L 4cylFWD29393312.4409$1,164
K4 GT-Line FWD2.0L 4cylFWD29393312.4409$1,164
K4 LX FWD2.0L 4cylFWD29393312.4409$1,164
K4 LXS FWD2.0L 4cylFWD29393312.4409$1,164
EX FWD2.0L 4cylFWD28343012.4372$1,280
GT-Line FWD2.0L 4cylFWD28343012.4372$1,280
GT-Line Turbo FWD1.6L 4cylFWD26332812.4347$1,371
K4 GT-Line Turbo FWD1.6L 4cylFWD26302812.4347$1,371

Fuel cost

EX FWD, 30 mpg combined.

Per year
$1,280
Per month
$107
Per mile
10.7 cents
Fill the tank
$39.68
  • Best mpg: K4 EX FWD, 33 mpg. $1,164 a year.
  • Top trim: GT-Line Turbo FWD. $1,371 a year. $91 more than the EX FWD.

Trip cost

EX FWD: 34 mpg highway
TripGallonsCost
100 miles2.9$9.41
300 miles8.8$28.24
500 miles14.7$47.06
1,000 miles29.4$94.12

Commute cost

Per month
$92
Per year
$1,109
Miles a month
867

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

Is 30 mpg good? Yes. Beats 81% of 2026 cars.

Rivals

2026 Kia K4 Hatchback and rivals
CarCheapest trimCombined mpgCompare
2026 Kia K4 HatchbackEX FWD30 mpg
2026 Honda CivicLX FWD36 mpgCompare
2026 Toyota Corolla HatchbackSE FWD35 mpgCompare
2026 Volkswagen JettaS FWD34 mpgCompare
2026 Subaru ImprezaSport AWD29 mpg
2026 Toyota CorollaLE FWD35 mpg
2026 Hyundai ElantraSE 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