Fuel Economy - Find and Compare Cars

X 2010 GMC Sierra 15 Hybrid 2WD

6.0 L, 8 cyl, Auto (variable gear ratios), Regular Gasoline

MSRP: $38,710

Combined: 22 MPG

City: 21 MPG

Highway: 22 MPG

404 grams per mile

Additional CO2 emissions result from production, manufacture, and transportation of the fuel.

4.6 L, 8 cyl, Auto 5-spd, Regular Gasoline

Combined: 15 MPG

City: 13 MPG

Highway: 18 MPG

592 grams per mile

Additional CO2 emissions result from production, manufacture, and transportation of the fuel.