In a class of teardrop-shaped electric crossovers, the Mercedes-Benz EQB stands out as refreshingly different—for its upright, more boxy profile. Even though it’s about the same size on the outside as the Tesla Model Y, Ford Mustang Mach-E, Hyundai Ioniq 5, or VW ID.4, it can feel more spacious inside. And like only the Model Y, it… More…