Screen PPI Calculator

Calculate the pixels per inch of any screen or display. Enter screen size and resolution, or choose from popular device presets. See if your display is Retina-class.

Screen Specifications

Screen Diagonal (inches)

Horizontal Resolution (px)

Vertical Resolution (px)

Formula:

diag_px = √(w² + h²)

PPI = diag_px / diagonal_in

Display Metrics

Pixels Per Inch (PPI)

91.8

Pixel Density

Low

Total Pixels

2.07MP

Aspect Ratio

16:9

PPI Rating Guide

Low

Less than 200 PPI

Visible pixels, pixelated

Medium

200-263 PPI

Acceptable for most uses

High

264-325 PPI

Sharp, very good clarity

Retina

326+ PPI

Indistinguishable pixels

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