2025 Qx80 Mpg. Fuel economy of the 2025 infiniti qx80 4wd. Estimates of gas mileage, greenhouse gas emissions, safety ratings, and air pollution.

Even the thriftiest variant is rated at 14 mpg in the city and 20 mpg on the highway. Edmunds also has infiniti qx80 pricing, mpg, specs, pictures, safety features, consumer reviews and more.