Two monitors of the same physical size can show the same text at different sizes. Their resolution and the operating system's scaling setting both contribute. Resolution describes the pixel grid. Scaling influences how large text and interface elements appear within that grid. Evaluate them together rather than treating the pixel count as a complete description of the experience.
Begin with the intended resolution
Check which resolution the display settings recommend for the monitor. Selecting a lower resolution can enlarge everything, but on a flat-panel display it may also make the image less sharp. Scaling is often a more appropriate first adjustment when the goal is larger text. Individual applications may provide their own zoom controls as well.
Keep those levels separate. Browser zoom changes a webpage, while system scaling also affects menus and other applications. If only one spreadsheet is difficult to read, the entire desktop may not need enlarging. Conversely, increasing browser zoom does not solve the problem of tiny system dialogs.
Compare real tasks
Open a long document, a spreadsheet, and the application you use most. Adjust scaling in manageable steps and inspect buttons, sidebars, and dialogs as well as text. A suitable setting keeps important controls available without making you move closer to the screen to read them.
Different scaling settings may make sense for different monitors. Move a window between displays and observe whether size and sharpness remain appropriate. Applications can respond differently to that transition. Reopening an application, or signing in again if the system requests it, may be needed for a setting to take effect fully.
Assess the usable workspace honestly
Higher scaling uses more screen area for the same interface elements. That is part of the intended size change, rather than a defect. Compare a new monitor's usable workspace at a readable setting, not only its pixel count. Very high resolution is less valuable when the scaling you need adds no useful room for your particular workflow.
Keep a short record of the settings if you switch devices or share a workstation. Screenshots can document proportions but cannot replace viewing the physical screen. Reconsider the setting after several ordinary tasks instead of relying solely on a first impression of an empty desktop. The relevant result is whether your actual work remains legible and manageable.