TV Size & Viewing Distance Calculator

Find the best TV size for your viewing distance (or the best distance for your TV) using SMPTE 30° and THX 40° guidelines.

Recommended TV size60–80 infor 8 ft viewing distance

Closest common size

65 in

Range between SMPTE 30° and THX 40° field of view. Mount so the screen centre is near seated eye level (~42 in).

Frequently asked questions

Is my data uploaded?

No. The calculation runs entirely in your browser — nothing you type is sent to a server.

Is it free?

Yes — free, unlimited and no sign-up.