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|2018||2018 4dr Hatch 138-hp 1.8L I4 6-sp shiftable automatic FWD||36||
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|With the 138-horsepower 1.8L I4 engine, 6-speed shiftable automatic transmission, and front-wheel drive, the 2018 Chevrolet Sonic has been averaging 36 MPG (miles per gallon).
The 2018 Chevrolet Sonics in this analysis were driven mostly on the highway at an average speed of 60 miles per hour (about 95 percent of the miles driven). The rest of the miles were in the city (2 percent), in the suburbs (0 percent), and in heavy traffic (0 percent).
In addition, the average 2018 Chevrolet Sonic in this analysis was driven on flat terrain with an ultra-light foot and the AC not used at all.