We finally got behind the wheel of what promises to be one of Kia’s best-sellers: the 2011 Kia Optima. It’s stylish, well-equipped and has adequate power and superb fuel efficiency, according to Cars.com editor Kelsey Mays. The midsize sedan hits so many sweet spots for car buyers in this segment that Kelsey believes its success seems almost preordained. But there are some downsides. Backseat comfort might not be the best for some people, and folks up front may feel claustrophobic. The Optima goes on sale in November; to find out it if it’s worth waiting for, read the full review.