Monitor PPI & Viewing Distance

Compute pixels per inch and the recommended viewing distance for any panel.

Diagonal (in)Width (px)Height (px)

Result

PPI

108.8

Dot pitch

0.233 mm

Panel size

23.53×13.24 in

Optimal distance

3.4 ft

Min distance

1.8 ft

Max distance

5.6 ft

About this tool

Enter diagonal inches and resolution (e.g. 27" 2560×1440) to get PPI, dot pitch, and the THX-style recommended seat distance. The r/Monitors 'is 27" 4K too small' debate in one screen.

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