50-inch screen dimensions
43.6 × 24.5 inches
110.7 × 62.3 cm · 1107 × 623 mm · 16:9 · Television size
Why the diagonal is not enough
Screens are advertised by their diagonal, and a diagonal does not determine width until you also know the shape. The same 50-inch measurement produces a screen 8.1 inches wider at 32:9 than at 4:3. If you are measuring a space, the width is the number that matters.
| Aspect ratio | Width | Height | Screen area |
|---|---|---|---|
| 16:9 — the standard for televisions and most monitors | 43.6 in / 110.7 cm | 24.5 in / 62.3 cm | 1068 in² |
| 16:10 — taller than widescreen, common on laptops and design monitors | 42.4 in / 107.7 cm | 26.5 in / 67.3 cm | 1124 in² |
| 21:9 — the 34-inch class ultrawide, actually 43:18 | 46.1 in / 117.2 cm | 19.3 in / 49.0 cm | 890 in² |
| 4:3 — the pre-widescreen shape, still used by projectors and older panels | 40.0 in / 101.6 cm | 30.0 in / 76.2 cm | 1200 in² |
| 32:9 — two 16:9 panels side by side in one screen | 48.1 in / 122.3 cm | 13.5 in / 34.4 cm | 652 in² |
How it compares by area
A diagonal is a length, so a step up sounds smaller than it is: moving from 49 inches to 50 adds 1.0 inches of diagonal and 4% more picture, and the next size up, 55 inches, is another 21% again.
| Size | Width | Screen area | vs 50-inch |
|---|---|---|---|
| 34 in | 29.6 in | 494 in² | -54% |
| 38 in | 33.1 in | 617 in² | -42% |
| 40 in | 34.9 in | 684 in² | -36% |
| 43 in | 37.5 in | 790 in² | -26% |
| 49 in | 42.7 in | 1026 in² | -4% |
| 55 in | 47.9 in | 1293 in² | +21% |
| 60 in | 52.3 in | 1538 in² | +44% |
| 65 in | 56.7 in | 1805 in² | +69% |
Pixel density at 50-inch
The same resolution is sharp on a small screen and coarse on a large one, because sharpness is pixels per inch and the inches are not in the resolution.
| Resolution | Density at 50-inch | |
|---|---|---|
| Full HD (1920×1080) | 44 PPI | Television distance only |
| QHD (2560×1440) | 59 PPI | Fine across a room, coarse up close |
| 4K UHD (3840×2160) | 88 PPI | Fine across a room, coarse up close |
| 8K UHD (7680×4320) | 176 PPI | Sharp at desk distance |
Frequently asked questions
How wide is a 50-inch screen?
A 50-inch 16:9 screen is 43.6 inches (110.7 cm) wide and 24.5 inches (62.3 cm) tall. The diagonal alone does not fix the width — a 50-inch 4:3 screen is 40.0 inches wide instead.
What are the dimensions of a 50-inch TV in cm?
110.7 × 62.3 cm for the screen itself at 16:9. The cabinet is larger — usually 1 to 3 cm on each side for a modern set, more if it has a bezel — so measure the product rather than the panel when checking whether it fits a space.
Is a 50-inch screen much bigger than a 49-inch one?
By area, 4% bigger. Screens are sold by diagonal, which understates every step: going up 1.0 inches of diagonal here adds 4% of picture.
What resolution should a 50-inch screen be?
Pixel density decides that: Full HD gives 44 PPI, QHD gives 59 PPI, 4K UHD gives 88 PPI, 8K UHD gives 176 PPI. Below about 80 PPI a screen looks coarse at desk distance but is fine across a room, which is why televisions and monitors of the same size are sold at different resolutions.