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Screen size calculator
Screen diagonal
mm
inch
foot
meter
Resolution
Calculate screen size !
Screen size
Aspect ratio:
1.777778
(landscape orientation)
Screen dimensions
mm
inch
foot
meter
Screen diagonal
150
"
12.5
ft
3.81
m
Screen width
131
"
10.9
ft
3.32
m
Screen height
73.5
"
6.13
ft
1.87
m
Screen surface
66.8
sq.ft.
6.2
m²
Pixel density
Megapixels:
8.3 MP
(8,294,400 pixels)
Pixel size =
0.865
mm
Pixel density =
29.4
dpi (dots-per-inch)
Pixel density =
1.2
dpmm (dots-per-mm)
Viewing distance
Viewing distances
mm
inch
foot
meter
Minimum viewing distance
max 70° viewing angle for full field-of-view experience
93.4
"
7.78
ft
2.37
m
Visual Acuity minimum distance
pixel < 1/60° so that individual pixels cannot be seen
117
"
9.75
ft
2.97
m
Ideal viewing distance
30° viewing angle for full field-of-view experience
244
"
20.3
ft
6.2
m
Maximum viewing distance
min 26° viewing angle for full field-of-view experience
283
"
23.6
ft
7.19
m
Examples
Digital TV:
32" HD
•
40" HD
•
43" HD
•
55" 4K UHD
•
65" 4k UHD
•
75" 8K UHD
Ultrawide 4K:
34" gaming monitor
•
49" gaming monitor
Apple:
21.5" iMac
•
27" iMac Retina
•
27" 5K iMac Pro
•
32" Pro Display XDR
Digital cinema:
20ft 2K scope
•
24ft 2K flat
•
80ft IMAX Laser 4K
Digital Signage (vertical):
55" Full HD portrait
•
65" 4K portrait
Apple Watch:
40mm Series 5
-
44mm Series 5
IoT:
7" Raspberry Pi screen