Manual measurement tool

Face Shape Calculator: Measure Your Face and Find Your Shape

Enter your face length, forehead width, cheekbone width, and jawline width using the same unit. This face shape calculator turns those proportions into a practical starting point, so you can compare a manual result with our photo-based face shape detector instead of guessing from one feature.

Calculate your face shape from four measurements

Use a mirror, a soft measuring tape, or a clear front-facing photo. The calculation happens in your browser, so the numbers stay on this page and no photo is required.

Face length

From the center of your hairline to the bottom of your chin.

Forehead width

Measure across the widest part of your forehead.

Cheekbone width

Measure from the fullest point of one cheekbone to the other.

Jawline width

Measure across the widest lower-jaw area, not around the whole face.

Measurement unit

Use the same unit for every field. The label changes how the result is displayed, not the proportions.

Editorial diagram showing four facial measurements used by a face shape calculator — Measure each line from the same neutral front-facing view and keep the unit consistent.

This calculator is client-side. It uses the measurements you enter and does not upload a photo or send these numbers to an analysis endpoint.

Example: 19 cm face length, 14 cm forehead, 15 cm cheekbones, and 12 cm jawline produce a longer, cheekbone-led estimate rather than a diagnosis.

How to measure your face shape more consistently

Small changes in camera angle or tape placement can change a result. These steps make your four inputs easier to compare.

Use a neutral view

Stand or sit facing a mirror with your head level, your jaw relaxed, and your hair away from the cheeks and jawline. A straight view is easier to compare than a tilted selfie.

Measure face length

Measure from the center of the hairline to the bottom of the chin. If your hairline is difficult to see, use the same visible starting point each time and note that the estimate is approximate.

Measure the three widths

Measure the widest forehead area, the fullest cheekbone span, and the broadest jawline span. Do not wrap the tape around your head; the calculator expects straight horizontal widths.

Keep one unit

Centimeters and inches both work, but never mix them. The result depends on ratios, so consistency matters more than the specific unit or a perfect decimal.

How this face shape calculator classifies proportions

A face shape label is a visual shorthand, not a medical or identity category. The calculator uses simple comparison rules so you can see why a result appears.

Length versus width

The first check compares face length with the widest horizontal measurement. A noticeably higher ratio supports an oblong result, while a compact ratio supports round or square patterns.

The widest area

Cheekbones that stand out from both forehead and jawline support a diamond pattern. A jawline that clearly leads points toward triangle, while a wider forehead with a narrow jawline supports heart.

Balanced widths

When forehead, cheekbone, and jawline widths stay close, the calculator checks the length ratio and returns square, round, or oval depending on the overall balance.

Mixed traits are normal

Real faces often sit between categories. Use the result as a comparison starting point, then check the face shape chart or a photo-based detector for a second perspective.

No attractiveness score

The result describes proportions only. It does not rank faces, predict attractiveness, or recommend a cosmetic procedure.

A practical styling use

Once you know the strongest proportion, you can compare glasses, hair, beard, makeup, or contour ideas without pretending that one category controls every choice.

Face shape calculator vs face shape detector

These tools answer related questions with different inputs. Use the method that matches what you have available.

Method	Input	Best for
Face shape calculator	Four manual measurements	People who want transparent proportions and no photo upload.
Face shape detector	A clear front-facing photo	A quicker estimate when measuring the face is inconvenient.
Face shape chart	Visual comparison	Checking overlap between oval, round, square, oblong, heart, diamond, and triangle patterns.

What this calculator can and cannot tell you

Approximate measurements

A home measurement is not a clinical measurement. Hair, expression, tape angle, and camera distortion can all change the numbers.

No single perfect label

A face may combine traits from two or more categories. If two results seem plausible, compare the strongest signals rather than forcing a strict answer.

Style advice is personal

Glasses, hair, makeup, and facial hair depend on taste, fit, texture, and comfort. Face shape is only one input for a style decision.

Not medical guidance

This page describes visible proportions for general education. It does not assess health, diagnose a condition, or replace professional advice.

Face shape calculator FAQ

What measurements does the face shape calculator need?

It needs face length, forehead width, cheekbone width, and jawline width. Enter all four values in centimeters or all four in inches so the proportions remain consistent.

How do I measure my face shape without a photo?

Use a level mirror view, keep your head straight, move hair away from the face, and measure the four straight-line distances described above. A friend can help keep the tape level.

Is a face shape calculator the same as an AI face shape detector?

No. This calculator uses numbers you enter and explains the proportion rules. The detector uses a front-facing photo to estimate facial landmarks. They are complementary, not duplicate pages.

What if my result is between two face shapes?

That is common. Compare the widest area and the length-to-width ratio, then review the oval, round, square, oblong, heart, diamond, and triangle descriptions in the chart. Mixed traits are more realistic than a rigid label.

Does the calculator store my measurements?

The calculator performs the calculation in your browser and does not send the entered measurements to an analysis endpoint. You can clear the fields with Start over.

Can I use the result to choose glasses?

You can use it as a starting point, but frame width, bridge fit, comfort, prescription, and personal style matter too. Treat face shape as one helpful clue rather than a rule.

Continue your face shape check

Use the related pages when you want a photo estimate or a visual explanation of each category.