Screen size calculator

Screen size

Screen dimensionsmminchfootmeter
Screen diagonal813mm32"2.67ft0.81m
Screen width708mm27.9"2.32ft0.71m
Screen height399mm15.7"1.31ft0.4m
Screen surface438 sq.in.3.04 sq.ft.0.28

Pixel density

Pixel size = 0.118 mm
Pixel density = 215.7 dpi (dots-per-inch)
Pixel density = 8.5 dpmm (dots-per-mm)

Viewing distance

Viewing distancesmminchfootmeter
Minimum viewing distance
max 70° viewing angle for full field-of-view experience
506mm19.9"1.66ft0.51m
Visual Acuity minimum distance
pixel < 1/60° so that individual pixels cannot be seen
405mm15.9"1.33ft0.4m
Ideal viewing distance
30° viewing angle for full field-of-view experience
52"4.34ft1.32m
Maximum viewing distance
min 26° viewing angle for full field-of-view experience
60.4"5.03ft1.53m

Examples