79 inch TV dimensions
38.7"
(98.3 cm)
(200.7 cm)
Dimensions
| inches | cm | |
|---|---|---|
| Width: | 68.9 | 175 |
| Height: | 38.7 | 98.3 |
| Area: | 2667 sq in | 17206.4 cm² |
Size and Fit
A 79 inch TV has a width of 68.9 inches (175 cm), a height of 38.7 inches (98.3 cm), and a viewing area of 2667 square inches (17206.4 square cm). This size works best in larger living rooms, media rooms, and spaces with a longer viewing distance.
Recommended Viewing Distance
Rough diagonal-based estimates: 1.5-2.5x diagonal for 1080p content and 0.75-1.5x diagonal for 4K. For 8K screens, the close-range estimate uses 0.375-0.75x diagonal.
Pixel Density (PPI)
PPI compares screen resolution with diagonal size. Higher PPI means a sharper image at close range.
| Resolution | Pixels | PPI on 79" |
|---|---|---|
| HD 720p | 1280 x 720 | 19 |
| Full HD 1080p | 1920 x 1080 | 28 |
| 4K UHD | 3840 x 2160 | 56 |
| 8K UHD | 7680 x 4320 | 112 |
Recommended Room Size
These illustrative layout estimates are not minimum requirements. Room length uses the maximum 1080p viewing distance plus 1 m of seating clearance. Room width uses 3x TV width so the display does not dominate the space.
What resolution is best for a 79-inch TV?
For a 79-inch TV, consider 4K when you watch native 4K video or play games at that resolution. Its extra detail matters more close up; from farther away, the difference from 1080p can be harder to see.
8K is not automatically better for your setup. Consider source quality, seating distance, contrast, and the resolution your devices actually output. PPI describes pixel density, not overall picture quality.
Compare seating distances and resolution choicesCompare Nearby Sizes
Neighboring sizes help show how much width, height, and screen area change around 79 inches.
Will It Fit?
Use the screen width as the hard minimum. Extra clearance gives the display 3 inches per side on a stand or 6 inches per side on a wall.