The 2012 Cadillac Escalade Hybrid is available as a 4-door, 7-seat sport utility. Starting at $73,850, the 2012 Cadillac Escalade Hybrid Base 4x2 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 23-mpg on the highway. The top of the line 2012CadillacEscalade HybridPlatinum Edition 4x4 , priced at $ 85,845 , 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 23-mpg on the highway.