See also:

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 ...

DRIVER-ORIENTED INTERIOR DESIGN
With the 2011 Optima, Kia has made big strides forward in the use of cabin materials, while interior layout and design are also strong points. Much like how the exterior conveys a dramatic message ...

Drivetrain
The typical sedan has a larger engine than the Kia Rio. Keep in mind that smaller engines are often cheaper to fix, but smaller engines can be stressed more. The Kia Rio could learn a lesson or tw ...