SEDAN · Regular gas

Kia K5 Fuel Cost

Sharply styled midsize sedan with available AWD and a turbo upgrade. Below are estimated fuel costs based on 31 combined MPG and average US gas prices.

Best for daily commuters who want low fuel bills and easy parking.

  • Cheap to run
  • Average efficiency
  • Updated for 2026
  • EPA-style MPG
  • US avg fuel prices
  • US units
  • Transparent assumptions
City

27 MPG

Highway

37 MPG

Combined

31 MPG

Tank

15.8 gal

Range / tank

~490 mi

MPG breakdown

City27 MPG
Highway37 MPG
Combined31 MPG
490miles
Range / tank

Estimated fuel cost at 12,000 miles/year

Based on 31 MPG and $3.45/gal.

Annual cost

$1335

Monthly cost

$111

Cost per mile

$0.111

Gallons / year

387

Estimate your own cost

Pre-filled with the Kia K5's combined MPG.

mi/yr
mpg
$/gal

Pre-filled with estimated combined MPG for the Kia K5. Adjust for your real-world driving.

Estimated Annual Cost

$0.00

Per Month

$0.00

Per Mile

$0.000

~387 gallons per year

Cost by annual mileage

How much you'll spend per year at common US mileage levels (estimates).

Miles per yearGallons / yearAnnual costMonthly cost
8,000258$890$74
12,000387$1335$111
15,000484$1669$139

Estimates only. Actual costs depend on driving style, terrain, weather, and local fuel or electricity prices.

How we estimate Kia K5 costs

MPG / MPGe
EPA-style combined city + highway figures for the base trim and recent model year.
Fuel price
Average US retail regular gas, premium where required, or per-kWh electricity.
Annual mileage
Default scenarios at 8,000 / 12,000 / 15,000 miles per year.
Trim & year variance
AWD, larger wheels, towing packages and older years can lower efficiency 5–15%.

Sources & assumptions

  • EPA fuel economy dataCity / highway / combined MPG and MPGe baselines.
  • U.S. Department of Energy (fueleconomy.gov)Vehicle efficiency and EV range references.
  • AAA gas price trendsRecent national and regional retail fuel averages.
  • EIA electricity ratesAverage residential per-kWh prices used for EV charging.

We summarize publicly available data — no scraping, no external API calls. Figures are calibrated periodically; use the calculators above for your exact inputs.

Frequently asked questions

What is the estimated annual fuel cost for the Kia K5?

Driving 12,000 miles per year at 31 MPG and $3.45/gal, expect about $1335 per year. Heavier city driving or longer commutes will increase that.

What MPG does the Kia K5 get?

Estimated EPA-style ratings are roughly 27 city / 37 highway / 31 combined MPG. Real-world numbers depend on terrain, climate and driving style.

What is the tank size of the Kia K5?

The Kia K5 typically has a 15.8-gallon tank. At 31 combined MPG, that's roughly 490 miles of driving range per fill-up.

How does Kia K5 fuel cost compare to other vehicles?

At 12,000 miles per year, this vehicle costs about $1335. Compare it to other sedans on our index page or use the cost-per-mile calculator to compare two specific vehicles side-by-side.

Cheaper-to-drive alternatives

Same vehicle class as the Kia K5, but lower fuel or charging cost per mile. Annual cost at 12,000 mi.

Save vs K5: $217
over 12,000 mi/yr by switching to Hyundai Elantra
Kia K5· this vehicle$1335
Hyundai Elantra· 37 MPG$1119
Honda Civic· 36 MPG$1150
Toyota Corolla· 35 MPG$1183
Kia Forte· 34 MPG$1218

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Compare the Kia K5 head-to-head

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