TV Mounting Height Calculator
Calculate the optimal TV mounting height for comfortable viewing. Based on screen size, viewing distance, and seating height to minimize neck strain and maximize viewing comfort.
Default: 42" (standard chair height)
How to Use This Calculator
- Enter your TV screen size in inches (diagonal measurement).
- Enter your viewing distance in inches (from seating to TV screen).
- Optionally, enter your seating eye level height (default is 42" for standard chairs).
- The calculator displays the optimal mounting height from floor to center of screen.
Mounting Height Formula
Optimal mounting height is calculated based on viewing angle and screen dimensions:
Optimal Angle = 15° below eye level
Mounting Height = Eye Level + (Distance × tan(15°)) - (Screen Height ÷ 2)
Example: 65" TV, 120" viewing distance, 42" eye level: Screen height = 31.85". Mounting height = 42 + (120 × 0.268) - 15.9 = 42 + 32.2 - 15.9 = 58.3" from floor to center of screen.
Full Description
Proper TV mounting height is crucial for comfortable viewing and preventing neck strain. Mounting a TV too high forces you to look up, causing neck discomfort during extended viewing. Mounting too low can feel awkward and may not provide the best viewing experience. This calculator helps you find the optimal height based on your specific setup.
The optimal viewing angle is 15-20° below eye level, which means the center of the screen should be slightly below your eye level when seated. This angle minimizes neck strain while providing an immersive viewing experience. THX recommends 15° for home theaters, while general viewing can use up to 20°.
Use this calculator before mounting your TV to ensure optimal placement. Consider your primary seating position, account for different seating heights if you have multiple viewing areas, and remember that tilting mounts can help adjust the angle if needed. Proper mounting height enhances your viewing experience and prevents long-term discomfort.
Frequently Asked Questions
What is the optimal viewing angle for a TV?
The optimal viewing angle is 15-20° below eye level. This means the center of the screen should be slightly below your eye level when seated, reducing neck strain and providing comfortable viewing. THX recommends 15° for home theaters.
How do I measure viewing distance?
Measure from your seating position (where your eyes are) to where the TV screen will be. This is the viewing distance. For optimal viewing, distance should be 1.5-2.5 times the screen diagonal size.
Does mounting height change for reclined seating?
Yes! If you watch TV while reclined, you may want to mount the TV slightly higher so the screen is still at the optimal angle relative to your reclined eye position. Adjust the seating eye level input accordingly.
What if I have multiple seating positions?
Calculate for your primary viewing position. If you have multiple seating areas at different heights, you may need to compromise or use a tilting mount to adjust the angle for different viewers.