The 2021 Mercedes-Benz AMG GLA 35 is available as a 4-door, 5-seat sport utility. Starting at $47,550, the 2021 Mercedes-Benz AMG GLA 35 AMG GLA 35 AWD is powered by a 2.0L, 4-cylinder engine mated to an automatic transmission that returns an EPA estimated 23-mpg in the city and 29-mpg on the highway.