The 2009 Cadillac Escalade Hybrid is available as a 4-door, 7-seat sport utility. Starting at $75,685, the 2009 Cadillac Escalade Hybrid Base 4x4 is powered by a 6.0L , 8 -cylinder engine mated to an automatic transmission that returns an EPA estimated The top of the line 2009CadillacEscalade HybridPlatinum Edition 4x2 , priced at $ 84,935 , is powered by a 6.0L , 8 - cylinder engine mated to an automatic transmission that returns an EPA estimated 20-mpg in the city and 21-mpg on the highway.