Pixensity

LG 32UD99

3840 by 2160 pixels on a 31.5 inch display.

From the 2012 to 2023 Pixensity database, not re-verified. The old page listed 139.87 PPI.

Device details

BrandLG
Model32UD99
Also known as32'' Class 4K UHD IPS LED Monitor with HDR10
Typedisplay
Year introducednot recorded

Display specs

Resolution (as printed by the maker)3840 by 2160 pixels
Diagonal31.5 in

Width and height follow the order the maker prints them in; phones are usually listed with the long side first.

139.87 pixels per inch
Pixel pitch (computed from PPI; a rectangular estimate, not a measured panel pitch)
181.6 um
Physical size (computed from the rectangle, not the usable area)
27.45 by 15.44 in (69.7 by 39.2 cm)
Aspect ratio (computed)
16:9
Megapixels (computed)
8.29
Looks sharp from (assuming 20/20 vision, one pixel per arcminute)
24.6 in and further
Pixels per degree at an assumed 20 in viewing distance
48.8

Every row above is computed here from the stated resolution and the stated diagonal. With w and h in pixels and the diagonal in inches: PPI = sqrt(w^2 + h^2) / diagonal, which here is sqrt(3840^2 + 2160^2) / 31.5; pixel pitch = 25.4 mm / PPI; physical size = pixels / PPI, which is the full panel rectangle and not the usable area, so a screen with rounded corners or a notch has less usable area than the size shown; sharpness distance = 1 / (PPI x tan(1/60 degree)), the distance at which one pixel spans one arcminute for 20/20 vision; pixels per degree = 2 x distance x tan(0.5 degree) x PPI at the assumed viewing distance. Values are rounded to two decimals, and to one decimal for the pitch, the sizes in centimeters, the distances, and the pixels per degree.

How we know

Device details

FieldValueSourceQuoted text
Also known as 32'' Class 4K UHD IPS LED Monitor with HDR10 Pixensity (user-submitted database, 2012 to 2023) Model also known as: 32'' Class 4K UHD IPS LED Monitor with HDR10 (entry 59935) Field 94, Model also known as, on the old Pixensity submission form, as submitted for entry 59935. No maker page is cited for it.

Display specs

FieldValueSourceQuoted text
Resolution, first number 3840 px Pixensity (user-submitted database, 2012 to 2023) 3840 x 2160 pixels, 31.5 inch diagonal (entry 59935)
Resolution, second number 2160 px Pixensity (user-submitted database, 2012 to 2023) 3840 x 2160 pixels, 31.5 inch diagonal (entry 59935)
Diagonal (measured) 31.5 in Pixensity (user-submitted database, 2012 to 2023) 3840 x 2160 pixels, 31.5 inch diagonal (entry 59935)

Sources

  1. https://pixensity.com/list/lg-32ud99-59935/. Pixensity (user-submitted database, 2012 to 2023), legacy-pixensity, retrieved 2023-02-12. Entry 59935 submitted 2022-07-30; never approved on the old site.

Where this sits

Ranked 12 of 28 displays in this database, counting down from the highest pixel density.

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