Screen size calculator

Screen size

Screen dimensionsmminchfootmeter
Screen diagonal686mm27"2.25ft0.69m
Screen width598mm23.5"1.96ft0.6m
Screen height336mm13.2"1.1ft0.34m
Screen surface312 sq.in.2.16 sq.ft.0.2

Pixel density

Pixel size = 0.117 mm
Pixel density = 217.6 dpi (dots-per-inch)
Pixel density = 8.6 dpmm (dots-per-mm)

Viewing distance

Viewing distancesmminchfootmeter
Minimum viewing distance
max 70° viewing angle for full field-of-view experience
427mm16.8"1.4ft0.43m
Visual Acuity minimum distance
pixel < 1/60° so that individual pixels cannot be seen
401mm15.8"1.32ft0.4m
Ideal viewing distance
30° viewing angle for full field-of-view experience
43.9"3.66ft1.12m
Maximum viewing distance
min 26° viewing angle for full field-of-view experience
51"4.25ft1.29m

Examples