The 2007 Kia Optima is a midsize sedan that offers a compelling blend of value, comfort, and reliability. LX trim it comes standard with a 2.4-liter inline-four engine producing 162 horsepower and 164 lb-ft of torque, paired with an automatic transmission . An optional 2.7-liter V6 engine is also available for those seeking additional power. The Optima's fuel efficiency is commendable, achieving an EPA-estimated 21 mpg in the city and 31 mpg on the highway with the four-cylinder engine . Its interior is noted for quality materials and a quiet ride, often perceived as more upscale than its price suggests . Standard features include air conditioning, full power accessories, and a CD player, with higher trims offering leather upholstery and upgraded audio systems .With a spacious cabin, 14.8 cubic feet of trunk space, and a 5-year/60,000-mile basic warranty, the 2007 Kia Optima stands out as a practical and economical choice in its class.