Choosing between pagination and infinite scroll is a foundational design decision affecting performance and usability. Pagination offers clear orientation and control, ideal for goal-oriented tasks like e-commerce searches. Infinite scroll, popularized by social media, removes friction for exploratory browsing, maximizing engagement on touch devices.

Pagination solves core problems: it provides user control and predictability, with known locations and intentional navigation. It also manages resources efficiently, bounding requests and simplifying server-side caching. This pattern remains dominant for search results, directories, and admin dashboards where users need to locate or compare specific items.

The rule of thumb is straightforward: use infinite scroll for immersive discovery feeds and traditional pagination for task-oriented interfaces. Modern systems often blend both, adapting to user intent and device constraints. The guiding principle is that navigation must serve the user's primary goal, not dictate it.