2026 Kia K4

Midsize car · gas

Fuel economy
33mpg1
CO₂ 267 g/mi · 166 g/km2
EPA
Fuel cost
EPA · EIA
Power
—4
NHTSA
Crash rating
5of 5 ★5
1 recall campaign6
NHTSA
Kerb weight
lb
NHTSA
Warranty
—10

5 figures for this car, from EPA and NHTSA; sign in free to read them.

How much to run it33 mpg ·
Combined
33 mpg1EPA
EPA test cycle, combined · configuration K4 without DMS
City · highway
mpgEPA
Tailpipe CO₂
267 g/mi2EPA166 g/km
tailpipe rating, driven as rated on the test cycle · 166 g/km
Fuel, per year
EPA · EIA
At this week's price
EPA · EIA
How it performs—
Power
—4NHTSA
Engine
EPA
Transmission
EPA
Drive
EPA
How safe5 of 5 ★ · 1 recall
Crash rating
★★★★★5NHTSA
NHTSA 5-Star Safety Ratings, 2026 K4 · as of
Frontal · side · rollover
NHTSA
Recall campaigns
16NHTSA
NHTSA recall register, campaigns naming K4 (2026) · as of
Complaints per 10,000 built
—7NHTSA
Complaints on file
NHTSA
How big
Kerb weight
lbNHTSA
EPA test weight
—9EPA
Class
Midsize carEPA
the publisher's own vehicle class
Ownership—
Warranty
—10
On the road in New York
NY DMV

Notes and sources

  1. Fuel economy: EPA combined test-cycle figure for the configuration K4 without DMS. EPA data dated 2026-06-15, the date EPA wrote the workbook in 26data.zip.↩
  2. CO₂: EPA's tailpipe rating for the car driven as rated on the test cycle — 267 g/mi, or 166 g/km.↩
  3. Not published for this car. The record's own reason is free to read with an account.↩
  4. Crash rating: NHTSA's overall rating for the 2026 K4. NHTSA data as of .↩
  5. Recall campaigns: NHTSA's count for this nameplate (K4), as of . Each is repaired free of charge by dealers.↩
  6. Not published for this car. The record's own reason is free to read with an account.↩
  7. Not published for this car. The record's own reason is free to read with an account.↩
  8. Not published for this car. The record's own reason is free to read with an account.↩
  9. This car is measured on the petrol scale: miles per gallon, the tailpipe CO₂ rating and horsepower. MPGe and charge-weighted CO₂ are electric-scale quantities and do not apply to it.↩
  10. Price: no free, resellable source publishes a price for any 2026 car sold in the United States, so none is shown for any car in this market.↩

Sources: EPA · NHTSA — about these sources →