TV Screen Size Calculator

Find the actual width, height, and area of any TV screen from its diagonal size. Compare TV sizes and get recommended viewing distances.

TV Dimensions Calculator

inches

TV Size Comparison (16:9)

DiagonalWidthHeightArea (in²)Rec. Distance
32"27.9"15.7"43848.0"–80.0"
40"34.9"19.6"68460.0"–100.0"
43"37.5"21.1"79064.5"–107.5"
50"43.6"24.5"106875.0"–125.0"
55"47.9"27.0"129382.5"–137.5"
58"50.6"28.4"143787.0"–145.0"
65"56.7"31.9"180597.5"–162.5"
75"65.4"36.8"2404112.5"–187.5"
82"71.5"40.2"2873123.0"–205.0"
85"74.1"41.7"3087127.5"–212.5"
95"82.8"46.6"3856142.5"–237.5"
98"85.4"48.0"4104147.0"–245.0"
110"95.9"53.9"5170165.0"–275.0"

How to Use

  1. 1Select the aspect ratio of your TV
  2. 2Choose a common size or type a custom diagonal
  3. 3Width, height, area, and viewing distance appear instantly
  4. 4Click a row in the comparison table to load that size

Formula (16:9)

H = D ÷ √(16²/9² + 1)

W = H × (16/9)

D = diagonal in inches