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Petrol engines blend power with economy
Now fitted with upgraded electronics and low-friction components, Kia's revised 2.0-litre 'Theta II' petrol engine delivers more power, improved durability, enhanced refinement and reduced fuel co ...

Economical operation
Your vehicle's fuel economy depends mainly on your style of driving, where you drive and when you drive. Each of these factors affects how many kilometers (miles) you can get from a liter (gallon ...

By the numbers
The Kia Optima is a five-seat mid-size segment passenger car that has an interior that the EPA will probably consider a full size interior. Longer, lower and wider than the vehicle it replaces, it ...