How far away should a flat screen TV be?
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Some eye care professionals recommend sitting approximately eight to 10 feet away from the TV screen. The general rule of thumb is to be at least five times the distance from the screen as the screen is wide. For example, if your television is 32 inches wide, the optimal viewing distance is 160 inches or about 13 feet.
How far should you be from a 65 inch TV?
Choose your TV type for the recommended viewing distance
TV size | Viewing distance range (approx.) |
---|---|
49 inch | 39 inches (3.28 feet) |
55 inch | 39 inches (3.28 feet) |
65 inch | 47 inches (3.94 feet) |
75 inch | 55 inches (4.59 feet) |
What size TV should I get for my room calculator?

While it all boils down to personal preference, there is a simple formula that works as a size calculator that provides a good starting point: Viewing distance (in inches)/2 = recommended TV size. For example, if you usually sit 10 feet from the TV, that’s 120 inches (10 feet x 12 inches).
Is 65 inch TV too big?
This gets you the recommended screen diagonal. So if you’re like most people and you’re sitting about nine feet from your TV (108 inches), THX recommends a screen roughly 90 inches diagonal. So yeah, that big 65-inch TV you’re looking at is not “too big,” at least as far as THX is concerned.
How do you determine what size TV you need?
As a general rule, they recommend that you divide the viewing distance by 2.5, which they claim will give you the best size TV in terms of the diagonal measurement. For example, if you usually sit 8ft from your TV, that equates to 96 inches (8ft x 12in).

At what height should your flat screen be mounted?
As a rule, a 42” television should be mounted about 56 inches from floor to TV center, a 55” TV should be around 61 inches, a 65” TV should be around 65 inches’ floor to center, and a 70” television should be mounted about 67 inches to the center of the screen.
Is a 65 TV too big for my room?
So if you’re like most people and you’re sitting about nine feet from your TV (108 inches), THX recommends a screen roughly 90 inches diagonal. So yeah, that big 65-inch TV you’re looking at is not “too big,” at least as far as THX is concerned.
Is there a big difference between a 55 inch and 65 inch TV?
a 65-inch TV is about 5 inches taller and 9 inches wider than a 55-inch TV. If you’re more than 7-feet from the TV, you’ll want a 65-inch TV.