See also:

Performance
In terms of horsepower, the average sedan packs quite a wallop and will knock the Rio down a few rungs. However, bear in mind that high horsepower engines often command higher insurance premiums. ...

SOLID RIDE WITH POWER TO SPARE AND EXCELLENT FUEL ECONOMY
In terms of driving characteristics, the Optima is very much in keeping with the Hyundai Sonata, which shares the same platform. The cabin is quiet and the drive is smooth, with the Optima feeling ...

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 ...