85" 4K TV
TVs · 4K UHD
Resolution
3840×2160
Diagonal
85"
Pixel density
52ppi
| Resolution | 3840 × 2160 |
|---|---|
| Resolution class | 4K UHD |
| Diagonal | 85" |
| Pixel density | 52 ppi |
| Aspect ratio | 16:9 |
| Total pixels | 8,294,400 · 8.3 MP |
| Physical size | 1881.7 × 1058.5 mm |
| Screen area | 3087.2 in² |
| Pixel pitch | 490 µm |
| Pixels vanish at | 168.5 cm |
| Orientation | Landscape |
How to read this
- Pixel density (ppi) is how many pixels fit in one inch. Resolution alone cannot tell you — you have to divide by the diagonal.
- The same 4K is 163 ppi on a 27" monitor and 68 ppi on a 65" TV. That is more than double, but a TV is watched from far away, so it does not matter.
- The distance at which pixels vanish comes from one arcminute, the limit of human sight. Once a pixel looks smaller than that, no eye can find the grid.
- Aspect ratio is width and height reduced to the simplest whole numbers. Modern phones are 19.5:9 or 20:9, so 16:9 video leaves black bars on the sides.
Frequently asked questions
QWhat is the 85" 4K TV screen resolution?
3840×2160 pixels — 8,294,400 in total, about 8.3 megapixels, which puts it in the 4K UHD class.
QWhat is the pixel density of the 85" 4K TV?
52 ppi. That is the diagonal in pixels of a 3840×2160 grid divided by the 85" diagonal of the panel, and it makes each pixel about 490 micrometres across.
QHow big is the 85" 4K TV screen in millimetres?
1881.7 mm wide and 1058.5 mm tall, worked out from the 85" diagonal and the 16:9 aspect ratio. The visible area is roughly 3087.2 square inches.
QHow far away do pixels stop being visible on the 85" 4K TV?
About 168.5 cm. That is where a pixel subtends less than one arcminute, the limit of human sight — closer than that and the grid starts to show.
QWhat aspect ratio does the 85" 4K TV use?
16:9, with the long edge 1.78× the short one. It is wider than it is tall, which suits video and side-by-side documents.
Screens of a similar size
The same diagonal at a different resolution means a different density. 4K is 163 ppi on a 27" monitor and 68 ppi on a 65" TV.
| Device | Resolution | Diagonal | Density |
|---|---|---|---|
| 85" 8K TV | 7680×4320 | 85" | 104 ppi |
| 83형 4K OLED TV | 3840×2160 | 83" | 53 ppi |
| 77-inch 4K TV | 3840×2160 | 77" | 57 ppi |
| 75" 4K TV | 3840×2160 | 75" | 59 ppi |
| 75" 8K TV | 7680×4320 | 75" | 117 ppi |
| 98" 4K TV | 3840×2160 | 98" | 45 ppi |
| 70" 4K TV | 3840×2160 | 70" | 63 ppi |
| 100" 4K TV | 3840×2160 | 100" | 44 ppi |