The Buick Encore GX is a companion to—not a replacement for—the existing Encore SUV, and the two cars largely fill the same niche: tiny, easy-to-park SUVs that splash a few bits of luxury throughout.

We’re trying a new idea here at Hagerty Media. Occasionally, our seat time for new car reviews is brief, as it is when test-driving at the dealership. In these circumstances, we promise to keep our ...