The 2010 Cadillac Escalade Hybrid is available as a 4-door, 7-seat sport utility. Starting at $73,425, the 2010 Cadillac Escalade Hybrid Base 4x2 is powered by a 6.0L , 8 -cylinder engine mated to an automatic transmission that returns an EPA estimated 21-mpg in the city and 22-mpg on the highway. The top of the line 2010CadillacEscalade HybridPlatinum Edition 4x4 , priced at $ 87,725 , is powered by a 6.0L , 8 - cylinder engine mated to an automatic transmission that returns an EPA estimated