DETAILED CAR COMPARISON

2018 Kia K4 vs 2018 Kia Optima Comparison

Compare technical specifications, scores and everyday-use differences side by side.

VS
WINNER

Kia K4

Leads the overall E-Kıyasla score by 0.75 points.

68.25–67.5
SPECIFICATION GROUPS

Every difference between the two cars

Basic Specifications

Kia K4SpecificationKia Optima
KiaMakeKia
K4ModelOptima
2018Model year2018
SedanBody typeSedan
5Seats5
4Doors4

Performance

Kia K4SpecificationKia Optima
192 km/hTop speed0 km/h
1797 ccEngine displacement1999 cc
143 HPPower154 HP
176 NmTorque189 Nm
4Cylinders4

Fuel & Consumption

Kia K4SpecificationKia Optima
PetrolFuel typeHybrid – Petrol / Electric
62 ltFuel tank0 lt
—Extra-urban consumption4,4 lt
7,3 ltAverage consumption1,33 lt

Transmission & Chassis

Kia K4SpecificationKia Optima
Front-wheel driveDrivetrain—
6Gears—
205/60 R16Tyre size—
YesABS—

Dimensions

Kia K4SpecificationKia Optima
4720 mmLength4855 mm
1815 mmWidth1860 mm
1465 mmHeight1465 mm
1358 KgWeight1780-1880 Kg
2770 mmWheelbase2805 mm

E-Kıyasla Editor’s Note

2018 Kia K4 and 2018 Kia Optima approach the same decision from different angles. We compare the exact versions so changes in engine, transmission, dimensions and equipment are not hidden behind the model names.

Overall, Kia K4 leads the E-Kıyasla score by 0.75 points. The score provides a consistent summary, while the best choice can still change with priorities such as urban efficiency, luggage space, performance or equipment.

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