The 2012 Kia Sedona is available as a 4-door, 7-seat passenger van. Starting at $24,900, the 2012 Kia Sedona LX is powered by a 3.5L, 6-cylinder engine mated to an automatic transmission that returns an EPA estimated 18-mpg in the city and 25-mpg on the highway. The top of the line 2012 Kia Sedona EX, priced at $29,190, is powered by a 3.5L, 6-cylinder engine mated to an automatic transmission that returns an EPA estimated 18-mpg in the city and 25-mpg on the highway.