What is the fuel economy of a 2026 Kia K4?

EPA figures for the 2026 Kia K4 reach 28 MPG combined depending on configuration; the table on this page lists every tested engine and transmission combination.

Are there recalls on the 2026 Kia K4?

NHTSA lists 1 safety recall campaign for the 2026 Kia K4. Check your specific vehicle by VIN on the official NHTSA site - recalls are fixed free of charge by dealers.

What are common problems with the 2026 Kia K4?

Owners have filed 16 complaints with NHTSA for the 2026 Kia K4, most often about: Lane Departure, Steering, Unknown Or Other. Complaint counts reflect what owners report, not confirmed defects.

Kia · 2026

2026 Kia K4

Official EPA fuel economy and NHTSA recall record, best combined figure 28 MPG.

Fuel economy (EPA)

Engine	Transmission	Fuel	City	Highway	Combined	CO2 g/mi
1.6L 4-cyl	Automatic (S8)	Regular	26	33	28	314

Safety recalls (NHTSA)

1 campaign on record for this model year. Recall repairs are free at dealers; check your exact vehicle by VIN on nhtsa.gov/recalls.

Campaign 26V135000

Kia America, Inc (Kia) is recalling certain 2027 Kia Telluride and 2026 Kia K4 vehicles. The rear center seat belt anchor buckle in the 2026 K4 and the third-row center seat belt anchor buckle in the 2027 Telluride may not latch properly.

Owner complaints (NHTSA)

16 complaints filed by owners for this model year (6 involving a crash, 0 a fire). Complaints are owner reports, not confirmed defects - browse them in full on nhtsa.gov.

Lane Departure 5 Steering 3 Unknown Or Other 3

Decode this car's VIN All Kia models EU CO2 & registrations

Sources: EPA fueleconomy.gov, the NHTSA recalls, complaints and 5-Star Safety Ratings databases (all US public data), refreshed monthly. Recall texts are quoted from the official record. Details on About & Data Sources.