55 vs 75 inch TV
A 75" TV is 17.4" wider and 9.8" taller than a 55" TV, with 86% more screen area. That is a big jump: the 75" has 1.86× the screen of the 55" and will dominate a small room.
| 55" | 75" | Difference | |
|---|---|---|---|
| Screen width | 47.9" | 65.4" | +17.4" |
| Screen height | 27.0" | 36.8" | +9.8" |
| Screen area | 1293 sq in | 2404 sq in | +86% |
| Immersive seat (THX) | 5 ft 6 in | 7 ft 6 in | +2 ft |
| Relaxed seat (SMPTE) | 7 ft 5 in | 10 ft 2 in | +2 ft 9 in |
Which to pick for your seating distance
| You sit | Better fit |
|---|---|
| 5 ft | Both feel large; 55" is closer to ideal |
| 6 ft | 55" |
| 7 ft | 55" |
| 8 ft | 75" |
| 9 ft | 75" |
| 10 ft | 75" |
| 11 ft | 75" (or larger) |
About each size
55": The second most searched TV size and usually the smallest size offered across premium OLED and Mini-LED ranges.
75": The usual step up from 65 for larger living rooms, widely available in LCD and Mini-LED.
Questions
How much bigger is a 75 inch TV than a 55 inch?
The 75" screen is 17.4" wider and 9.8" taller, with 86% more area.
Should I get a 55 or 75 inch TV for 8 feet?
From 8 ft the better fit is: 75".