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TV & Screen Calculators

A complete toolkit for planning any screen setup — all free, instant and based on the THX and SMPTE standards.

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Viewing DistanceBest TV size for your distance, or distance for your size.
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TV DimensionsWidth & height of any 16:9 diagonal.
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Viewing AngleField-of-view angle for a size & distance.
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4K vs 1080pHow resolution changes seating distance.
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Compare SizesSide-by-side TV size match-ups.

Last reviewed 2026-08-12.