Comparisons · 2023

2023 Hyundai Sonata vs 2023 Kia K5

The 2023 Hyundai Sonata has fewer NHTSA recalls (2 against 4). Both hold the same NCAP overall rating.

2023 Hyundai Sonata leads on 2 of 3 measurable figures. 16 specifications compared.

Key figures

Combined fuel consumption
2023 Hyundai Sonata8.7 l/100km
2023 Kia K58.7 l/100km
CO2 emissions
2023 Hyundai Sonata208.2 g/km
2023 Kia K5206.3 g/km
Kerb weight
2023 Hyundai Sonata1,451 kg
2023 Kia K51,617.1 kg
NHTSA recalls
2023 Hyundai Sonata2
2023 Kia K54
Owner complaints
2023 Hyundai Sonata87
2023 Kia K5107
NCAP overall rating
2023 Hyundai Sonata5
2023 Kia K55

Side by side

The better figure is highlighted where one is clearly better.

Specification2023 Hyundai Sonata2023 Kia K5
CO2208.2 g/km206.3 g/km
Complaints87107
Recall campaigns24
Combined8.7 l/100km8.7 l/100km
Cylinders44
Displacement2,500 cc2,500 cc
DriveFront-Wheel DriveFront-Wheel Drive
Emission standardL3SULEV30L3ULEV70
Extra-urban7.1 l/100km7.3 l/100km
FuelRegular GasolineRegular Gasoline
Gears88
Gross weight1,974.9 kg2,070.2 kg
Kerb weight1,451 kg1,617.1 kg
NCAP overall55
TransmissionAutomatic (AM-S8)Automatic (AM-S8)
Urban10.2 l/100km9.8 l/100km

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How this comparison works

Only genuine rivals are compared: same model year, same EPA size class, same drivetrain, similar weight and power, and both mainstream or both premium brands. Figures come from FuelEconomy.gov, EPA and NHTSA; fuel costs use current US prices from the Energy Information Administration.