The heavily updated 2021 Mercedes-Benz GLA250 is still the most affordable crossover with a three-pointed star in its snout, but not by a wide margin. This week, Mercedes-Benz announced the 2021 GLA250 will cost $37,280 to start, including destination charges. Adding all-wheel drive, which Mercedes-Benz calls "4Matic," adds $2,000 to the bottom...
