2026 Hyundai Sonata vs Kia K5 — Side by Side Comparison

How does the 2026 Hyundai Sonata compare to the Kia K5? We put them side by side using EPA fuel economy data and NHTSA safety ratings.

Specifications Comparison

FeatureHyundai SonataKia K5
Combined MPG2929
City MPG2525
Highway MPG3636
Body StyleFull-Size SedanFull-Size Sedan
DriveAWDFWD
Fuel TypeRegularRegular
Safety RatingN/A / 5N/A / 5
Recalls00
Trims Available33

Fuel Economy

The Kia K5 is more fuel efficient by 0 MPG combined. Over a year, the Kia K5 saves approximately $150 in fuel costs.

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