Dimensions

The typical sedan is tremendously heavier than the Kia Rio. Your wallet will hurt more every time you fill up the typical sedan than the Kia Rio because of its larger tank. The Rio and the typical sedan compete for the same parking spaces. The typical sedan's longer wheelbase will result in a smoother, more stable ride; on the flip side, the Kia Rio may give a sprier feel in daily traffic.

    See also:

    Convenience
    The Kia Rio's fuel tank will need to be replenished more often than the unit in the average sedan. ...

    Overheating
    If your temperature gauge indicates overheating, if you experience a loss of power, or if you hear a loud knocking or pinging noise, the engine has probably overheated. Should any of these sympto ...

    Roomy New Interior
    However, the Optima's quiet new interior is more upscale and will accommodate four tall adults, or five in a pinch. Front seats are supportive, and the rear-seat area is impressively roomy—alt ...