DPI Calculator
Calculate DPI, print size, and total pixels from screen resolution and diagonal
Input
DPI
91.79
Total Pixels
2,073,600
Print Size (inches)
20.92 × 11.77 in
Print Size (cm)
53.13 × 29.89 cm
FAQ
What is DPI?
DPI (Dots Per Inch) measures print resolution. Higher DPI means sharper printed images. 72 DPI is screen standard, 300 DPI is print standard.
How to calculate DPI?
DPI = √(width² + height²) ÷ diagonal. For a 1920×1080 24-inch display: √(1920² + 1080²) ÷ 24 ≈ 91.8 DPI.
What print size can I get?
Print size = pixels ÷ DPI. At 300 DPI, a 1920×1080 image prints at 6.4 × 3.6 inches (16.3 × 9.1 cm).