Book-style foldable phones offer a large screen in a device that folds to smartphone size, making them a convenient option for people who use a compact tablet casually, especially while travelling. They combine phone and tablet functions and can avoid the need for a separate mobile data plan, but the convenience comes at a premium.

For work that benefits from a larger canvas, a dedicated tablet remains more comfortable and capable. Foldables can manage basic tasks, entertainment and limited multitasking, but heavy use can strain the battery; they are also costly, bulkier than standard phones, subject to screen and hinge wear, and some apps do not make good use of the unfolded display. The article concludes they can replace a casual tablet, but are not universal tablet replacements.