2018 • Kia
K4
Kia K4 1.8i (143 Hp) 2018Overall Score68.25/100
2018 Kia K4 vs 2018 Kia Optima Comparison
Compare technical specifications, scores and everyday-use differences side by side.
2018 • Kia
Optima
Kia Optima 2.0 CVVL (163 Hp) 2018Overall Score67.5/100
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
—0–100 km/h9,4 s
192 km/hTop speed210 km/h
1797 ccEngine displacement1999 cc
143 HPPower163 HP
176 NmTorque196 Nm
4Cylinders4
Fuel & Consumption
Kia K4SpecificationKia Optima
PetrolFuel typePetrol
62 ltFuel tank70 lt
—Urban consumption10,0 lt
—Extra-urban consumption5,9 lt
7,3 ltAverage consumption7,4 lt
Transmission & Chassis
Kia K4SpecificationKia Optima
Front-wheel driveDrivetrainFront-wheel drive
6Gears6
205/60 R16Tyre size215/60 R16; 215/55 R17; 235/45 R18
YesABSYes
Dimensions
Kia K4SpecificationKia Optima
4720 mmLength4855 mm
1815 mmWidth1860 mm
1465 mmHeight1465 mm
1358 KgWeight1455 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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