In 2009, the Kia Optima underwent a notable refresh that ... the introduction of the Theta II 2.4-liter inline-four engine provided better performance and fuel efficiency compared to previous ...

Compared to other mid-size sedans, the Kia Optima stands out for several reasons ... The Optima is also one of the most fuel-efficient mid-size sedans, and it offers quite sporty performance ...

With a user-friendly infotainment system, an array of safety and technology features, and good gas mileage, the 2018 Kia Optima sits ... You won't find any major performance pitfalls, but handling ...

The five-seat Kia Optima debuted for the 2001 model year and competed in the mid-size sedan class. Value-oriented pricing and an impressive new-car warranty helped broaden the Optima’s appeal ...