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Floor Plan Maker

TV Size Calculator & Dimensions Chart

Enter a screen size for its exact width and height, your seating distance for the right size, or a wall width for the biggest TV that fits. A 65 in TV is 56.7 × 31.9 in (143.9 × 80.9 cm).

Units
Screen size (diagonal)
Aspect ratio

65 in 16:9 screen · width × height

56.7 × 31.9 in

143.9 × 80.9 cm

Screen area 1,805 sq in (12.54 sq ft)

Seating distance

6 ft 6 in – 8 ft 9 in

THX 40° (closest) to SMPTE 30°

Common sizes, in inches
TV screen drawn to scale beside a sofaA 65 in 16:9 screen, 56.7 × 31.9 in, drawn to scale beside an 84 in sofa and centered roughly 42 in above the floor.Seated eye level65 in56.7 in31.9 in84 in sofa65 in screen
To scale beside an 84 in sofa · centered roughly 42 in up

How it’s worked out

  • Width = 65 in × 16 ÷ √337 ≈ 56.65 in
  • Height = 65 in × 9 ÷ √337 ≈ 31.87 in
  • Area = 56.65 in × 31.87 in ≈ 1,805 sq in
  • Center at roughly 42 in (seated eye level) → bottom 26.1 in, top 57.9 in

Visible screen only. Frames add about 1 in to the width and stands add height and depth; both vary by model, so check the spec sheet.

TV dimensions chart

TV Size Chart: Width and Height of Every Screen Size

16:9 screens from 32 in to 100 in. The size is the diagonal of the visible screen; the frame adds 1 in or more, and the stand varies by model.

TV sizeScreen (inches)Screen (cm)Screen areaSeating distance
32 in27.9 × 15.7 in70.8 × 39.8 cm438 sq in · 0.28 m²3 ft 3 in – 4 ft 4 in
40 in34.9 × 19.6 in88.6 × 49.8 cm684 sq in · 0.44 m²4 ft – 5 ft 5 in
43 in37.5 × 21.1 in95.2 × 53.5 cm790 sq in · 0.51 m²4 ft 4 in – 5 ft 9 in
50 in43.6 × 24.5 in110.7 × 62.3 cm1,068 sq in · 0.69 m²5 ft – 6 ft 9 in
55 in47.9 × 27 in121.8 × 68.5 cm1,293 sq in · 0.83 m²5 ft 6 in – 7 ft 5 in
65 in56.7 × 31.9 in143.9 × 80.9 cm1,805 sq in · 1.16 m²6 ft 6 in – 8 ft 9 in
70 in61 × 34.3 in155 × 87.2 cm2,094 sq in · 1.35 m²7 ft – 9 ft 5 in
75 in65.4 × 36.8 in166 × 93.4 cm2,404 sq in · 1.55 m²7 ft 6 in – 10 ft 1 in
77 in67.1 × 37.8 in170.5 × 95.9 cm2,533 sq in · 1.63 m²7 ft 9 in – 10 ft 5 in
80 in69.7 × 39.2 in177.1 × 99.6 cm2,735 sq in · 1.76 m²8 ft – 10 ft 10 in
83 in72.3 × 40.7 in183.7 × 103.4 cm2,944 sq in · 1.9 m²8 ft 4 in – 11 ft 2 in
85 in74.1 × 41.7 in188.2 × 105.8 cm3,087 sq in · 1.99 m²8 ft 6 in – 11 ft 6 in
86 in75 × 42.2 in190.4 × 107.1 cm3,160 sq in · 2.04 m²8 ft 7 in – 11 ft 7 in
90 in78.4 × 44.1 in199.2 × 112.1 cm3,461 sq in · 2.23 m²9 ft – 12 ft 2 in
97 in84.5 × 47.6 in214.7 × 120.8 cm4,020 sq in · 2.59 m²9 ft 9 in – 13 ft 1 in
98 in85.4 × 48 in217 × 122 cm4,104 sq in · 2.65 m²9 ft 10 in – 13 ft 3 in
100 in87.2 × 49 in221.4 × 124.5 cm4,273 sq in · 2.76 m²10 ft – 13 ft 6 in

Width = diagonal × 0.872 and height = diagonal × 0.49 for 16:9. Seating distance runs from the THX 40° view (closest) to the SMPTE 30° view (farthest).

Viewing distance

What Size TV for Your Viewing Distance

Measure from your eyes on the sofa to the screen. The range fills 30° to 40° of your view; bigger is more immersive.

DistanceMetersTV size rangeStandard sizes that fit
5 ft1.52 m37⁠–⁠50 in40, 43 and 50 in
6 ft1.83 m45⁠–⁠60 in50 and 55 in
7 ft2.13 m52⁠–⁠70 in55, 65 and 70 in
8 ft2.44 m60⁠–⁠80 in65, 70, 75, 77 and 80 in
9 ft2.74 m67⁠–⁠90 in70, 75, 77, 80, 83, 85, 86 and 90 in
10 ft3.05 m74⁠–⁠100 in75, 77, 80, 83, 85, 86, 90, 97, 98 and 100 in
11 ft3.35 m82⁠–⁠110 in83, 85, 86, 90, 97, 98 and 100 in
12 ft3.66 m89⁠–⁠120 in90, 97, 98 and 100 in
13 ft3.96 m96⁠–⁠130 in97, 98 and 100 in
14 ft4.27 m104⁠–⁠140 inNone; 100 in is the largest listed

Guidelines, not rules: for sports and films many people go bigger, and for a bright or small room smaller. 4K and 8K screens stay sharp at the closer end.

TV Measurements Before You Buy

A TV’s size is the diagonal of its screenFront view of a flat-screen TV on a stand. An arrow runs corner to corner across the visible screen and is labeled screen size. Arrows above and beside the screen mark its width and height. A note points out that the frame is not part of the size.Screen sizeWidthHeightFrameMeasured on the visible screen, not the frame
Illustrative diagram

Width and height from the diagonal

TVs are sold by the diagonal of the screen. On a 16:9 screen the width is about 0.87 × the size and the height about 0.49 ×, so an 85 in TV is 74.1 × 41.7 in of picture.

Look up TV dimensions
The viewing angle from the sofaPlan view of a living room. Lines run from the viewer on the sofa to both edges of the TV on the far wall, and the shaded wedge between them is the viewing angle. An arrow beside it marks the seating distance.TVViewing angleSeating distanceA bigger screen or a closer seat widens the angle
Illustrative diagram

The right size for your seat

From 8 ft away a 60⁠–⁠80 in screen fills 30⁠–⁠40° of your view; from 10 ft it takes 74⁠–⁠100 in. Sit closer than about 1.2 × the size and the edges leave your view.

Find my TV size
Center the TV over the consoleFront view of a TV on a stand, centered on a wide console against a wall. A dashed center line runs through both, and arrows mark equal space between the edge of the TV and each end of the console.ConsoleCenteredSpaceSpaceCheck the overall width and where the feet sit
Illustrative diagram

Will it fit the wall or console?

The calculator adds 1 in for the frame and finds the largest standard size that fits — on a 60 in console that is a 65 in TV. Check the stand feet too: some sit near the edges.

Check a wall width
Mount the screen near seated eye levelSide view of a person seated on a sofa facing a TV mounted on the wall. A dashed line runs level from the eyes to the center of the screen, and an arrow marks the center height above the floor.Eye levelCenter heightCenter the screen near seated eye level
Illustrative diagram

Mounting height

Seated eye level is roughly 42 in off the floor, so a 65 in TV centered there runs from about 26 in to 58 in. Above a fireplace the screen ends up much higher — tilt it down or pick a smaller size.

Plan the living room

How to Choose the Right TV Size

  1. 1

    Measure your seating distance

    Measure from where your eyes are on the sofa to where the screen will hang. Enter it in the Viewing distance tab for the size range.

  2. 2

    Measure the wall or console

    Measure the width you have, minus any space you want at each side for speakers or decor. The Wall fit tab returns the largest size that fits.

  3. 3

    Check the exact dimensions

    Look up the size you like in the TV dimensions tab or the chart, then compare its width with the console and its height with the wall above it.

The viewing angle from the sofaPlan view of a living room. Lines run from the viewer on the sofa to both edges of the TV on the far wall, and the shaded wedge between them is the viewing angle. An arrow beside it marks the seating distance.TVViewing angleSeating distanceA bigger screen or a closer seat widens the angle
Illustrative diagram
Start with Your Distance

Planning a Room Around the TV

  • Living room layout

    For a 65 in TV, a sofa about 6 ft 6 in – 8 ft 9 in from the screen gives a comfortable view. Plan the walkway behind the sofa before you fix the distance.

  • Open-plan spaces

    In an open living and kitchen space the TV wall often decides where the sofa floats. Zone the room first, then size the screen to the seat.

  • Small rooms and bedrooms

    A bedroom TV is watched from the bed, often 6⁠–⁠9 ft away. Measure the wall between windows and doors before picking a size.

FAQ

TV Size and Dimension Questions

A 98 in 16:9 TV has a screen 85.4 in wide and 48 in tall (217 × 122 cm). With the frame, allow about 1 in more; check the model’s spec sheet for the stand.

An 80 in TV screen is 69.7 × 39.2 in, or 177.1 × 99.6 cm. Its comfortable seating distance is about 8 ft – 10 ft 10 in.

The screen of a 90 in TV measures 78.4 × 44.1 in (199.2 × 112.1 cm) — wider than most loveseats. Seat it about 9 ft – 12 ft 2 in away.

A 72 in 16:9 screen is 62.8 in wide and 35.3 in tall. Most brands sell 70, 75 or 77 in rather than 72 in, so compare the exact listing.

Yes. The advertised size is the diagonal of the visible screen, corner to corner, without the frame or stand. That is why a TV is always wider than its size suggests is "tall".

Go by seating distance: from 10 ft away, 74⁠–⁠100 in fills 30⁠–⁠40° of your view (75, 77, 80, 83, 85, 86, 90, 97, 98 and 100 in among standard sizes). Then check the width against the wall or console.

About 6 ft 6 in – 8 ft 9 in. That is 1.2 to 1.6 times the screen size, from the THX to the SMPTE guideline.

As low as the mantel allows. Seated eye level is roughly 42 in, and a screen over a fireplace usually starts well above that, so tilt it down and keep the size modest. Check the manufacturer’s heat clearances.