In busy facilities, the "right" conveyor choice is rarely about trend or price. It's about how products behave in real life: where they need to stop, how often they merge, and whether operators touch them mid-flow. Roller-based lines can feel simpler, but in the right setup, they're also surprisingly stable and easier to adjust. Belt-based lines still have clear strengths, yet they aren't always the best match for every carton or bin. In this article, we will discuss when each option makes more sense.