2024 Toyota Grand Highlander Hybrid Mpg. You might also be hauling around a little more weight, and it might be a little. The nonhybrid grand highlander is rated as high as 21 mpg city and 28 mpg highway by the epa.

The nonhybrid grand highlander is rated as high as 21 mpg city and 28 mpg highway by the epa. The automatic high beams (ahb) are designed to help you see more clearly at night.