See also:

Additional Horsepower
The 2.4-liter 161-horsepower 4-cylinder engine has gained 23 horsepower from the early-2006 model and provides good acceleration below 60 mph—but average performance above that speed. The 2.7-li ...

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 ...

On the Road
During our seat time in and around Seattle, we test drove an EX with the Fuel Economy Package and an SX version. We found the EX's 5-speed automatic a bit annoying in its rush to get into fifth ...