X 2011 Porsche Cayenne S Hybrid

3.0 L, 6 cyl, Auto(A8), Premium Gasoline

MSRP: $67,700

EPA Fuel Economy

Combined: 21 MPG

City: 20 MPG

Highway: 24 MPG

X 2012 Chevrolet Silverado K15 4WD

4.3 L, 6 cyl, Auto 4-spd, Regular Gasoline

MSRP: $25,635 - $42,440

EPA Fuel Economy

Combined: 15 MPG

City: 14 MPG

Highway: 18 MPG