If the viewing distance is between 4-6 ft, buy a 32-inch unit. If the distance is more, say between 5-8 ft, opt for a 40/42-inch TV. Go for a 46/49-inch panel if you will be viewing from 6-9 feet distance. For sets larger than 50 inches, it is best to have a viewing distance of more than 8 ft.

TV Size to Distance Calculator and Science

For crowded rooms, you should go with at least a 40-inch screen if you are seated more than six feet from the TV. A 50-inch screen is good within 7.5 feet of the TV. If you are 9 feet away, a 60-inch screen is probably as small as you want to go. Mounting a TV on the wall can give you a little more room to work with.

between 3.5 and 5 feet

Well, not necessarily. That’s because it’s a 55-inch TV, and for a lot of people, that’s just too small. Not too long ago, 55 inches was considered huge, and for many buyers it’s still plenty big. But the real growth in TV sales over the last few years has happened in even larger screen sizes.

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.

For High Definition models

around 61 inches

In actual terms, that means that if you have one of the best 65-inch 4K TVs, you should sit between 65-97.5 inches away to get the best picture….What is the ideal TV viewing distance?

A general guideline is to sit between 1.5 to 2.5 times the diagonal screen measurement away, with about a 30-degree viewing angle. For example, if you have a 40″ TV, you should be sitting somewhere between 5 and 8.3 feet from the screen.

How close to the TV must I sit to appreciate 4K? The short answer is that between 5 and 6 ft. is the ideal viewing distance for a 55” or 65” Sony 4K Ultra HD TV. However, on a 55“, you can now sit as close as 3.6 ft and enjoy a visibly smoother and more detailed picture (e.g you won’t see the individual pixels).

• Best TV: LG C1 OLED Series.
• Best TV with 8K: Samsung QN900A Neo QLED 8K TV.
• Best all-rounder: Sony A8H OLED.
• Best TV for gamers: Samsung Q80T QLED.
• Next-best TV for gamers: Sony Bravia X900H.
• Best TV for style: LG GX Gallery Series OLED.
• Best value TV: TCL 6-Series QLED with MiniLED.

According to the THX standard, a 50″ TV is optimally viewed from 6 to 7 feet away. A 60″ TV is optimal at almost 8 feet. 70″ is recommended at almost 10 feet and 80″ and up even further. You start getting any bigger with your TV screen size and you might not have the space for your couch to go back far enough.

The big-screen TVs (55, 65, 75 inch) For those after a truly home cinema experience, you’ll be looking at a 55, 65, or 75-inch television.

75 inch 16×9 display vs 55 inch 16×9 display

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.

In 75 inches TV you need a slightly bigger room to get a great viewing experience as compared to 65 inches, once you used 75 inches TV then you will not Enjoy 65 inches as much as you enjoyed before but if your room is smaller then 75-inch tv will not be a good option.

65″ is too small for a 3m viewing distance; the minimum size you should be considering is something in the 75-80″ range. (Assuming it’s a 4K screen).

65″ and 70″ aren’t significantly different in size(only about 15%). But going from 70″ to 80″ is more than 30% in additional screen size(50% larger than the 65″).

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. If you’re less than 7 feet, 55-inches will do.

Dave in Green said: A 70″ TV viewed from 11′ will appear to be the same size as a 75″ TV viewed from 12′. You can increase your choices and save a lot of money by moving your seating forward 1′. Or, get the bigger screen and move in three feet.

65 inch 16×9 display vs 70 inch 16×9 display

A 70 series tire sidewall height is 70 % of the tires tread width, a 60 series tire has a sidewall hight of 60% of the tires tread width.

The 65% aspect ratio (as in 235/65/17), compared to 60%, adds almost 12 mm (1/2″) to the radius of the tire (0.65-0.60)*(235mm)=11.75mm.