Face Shape Calculator

Use the Face Shape Calculator for a transparent, instant calculation with validated inputs and cited sources. For a query such as “Face Shape Calculator”, enter the matching values and units below and review the stated assumptions.

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How to use this calculator

Enter the requested values and units.

Review the assumptions and any warnings shown with the result.

Use the result together with the cited source and your real-world requirements.

Formula

Form the labeled dimension or measurement ratios from Face length, Forehead width, Cheekbone width, Jaw width, compare them only with the displayed reference bands, and report Proportion-based tendency, Face length-to-width ratio; the classification does not diagnose a condition.

Worked example

Worked example: Inputs: Face length: 20; Forehead width: 14; Cheekbone width: 15; Jaw width: 12. Outputs: Proportion-based tendency: oblong / oval tendency; Face length-to-width ratio: 1.333333.

Assumptions and limits

The result depends on the values, units, and assumptions entered. It does not infer missing context.

Sources

Centers for Disease Control and Prevention: NHANES Anthropometry Procedures ManualReference material reviewed for the stated method, units, or domain. Confirm that its scope matches your use case. Reviewed 2026-08-14.

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Frequently asked questions

How does the Face Shape Calculator work?

What should I enter?

Face length, Forehead width, Cheekbone width, Jaw width

What should I verify?

Review the assumptions and any warnings shown with the result. The result depends on the values, units, and assumptions entered. It does not infer missing context.

Last updated 2026-08-14 · face-proportion-classifier-v1 · opportunity-content-2026-08-14 · Trusty Calculator Editorial Team

Inputs

Result