What is my screen size?
This is an approximate diagonal size in inches estimated from resolution and pixel ratio. It is not a measured physical diagonal.
Results are estimates for information only. Privacy · Terms
Screen size (estimate)
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FAQ
We combine screen resolution with device pixel ratio and a CSS DPI assumption. Real panels vary, so treat the result as a rough estimate.
Browsers do not expose true inches. Without knowing physical PPI, any inch figure is inferred.
Check your monitor or laptop specs, or the sticker/model page from the manufacturer.
Yes, but accuracy varies. Phones and external monitors may estimate differently.
The browser usually reports the screen for the current window’s display, not every monitor.