Screen Pixels Per Inch (PPI) & Aspect Ratio Calculator
Calculate monitor and smartphone screen display density (PPI), total pixel count, diagonal dimensions, dot pitch, and aspect ratio.
Inputs used by this tool
Enter values in the interactive controls when the page loads. The result depends on the assumptions and units shown for each field.
Input type: number
Input type: number
Input type: number
Data handling varies by tool. Review its notes and the Privacy Policy before entering sensitive information.