More utilitarian in its mission, the GLB introduces a different style from what might be expected of a Mercedes-Benz Mercedes-Benz is working its way through the alphabet for its lineup of SUVS, with nameplates of GLA, GLB, GLC, GLE, GLS and the mighty G-Class. Including the so-called “coupe” body-style variants, there are eight SUVs in the lineup, from subcompact to compact, midsize, full-size and full-size plus. Globally, one in three Mercedes-Benz cars is now an...