The Kia Optima looks good, but has some serious flaws in other areas, most notably ride comfort, refinement, interior quality and running costs. If you’re not absolutely sold on the Optima’s looks, we’d point you towards one of the many alternatives in the family car class that provide more. Find a used KIA Optima for sale at Motorpoint . We stock low mileage second hand and nearly new KIA Optima cars available with finance and PX!. How Reliable Is The Kia Optima? How Reliable Is The Kia Optima? Category Autos & Vehicles; Show more Show less. Loading Autoplay When autoplay is enabled, a suggested video will automatically . Unlike the KIA Sportage that delivers its maximum torque of 280Mn from the same engine at 1,250rpm, the Optima doesn’t offer its 340Nm until 2,000rpm. Because it’s also a lot higher geared in 6 th , at 40mph per 1,000rpm, 6 th is out of bounds below 45mph.. . .