Body Shape Calculator — What Body Shape Am I?

Upload a photo and find out your body type in seconds. Our free AI body shape calculator measures your shoulder, waist, and hip proportions to determine if you're an Hourglass, Pear, Apple, Rectangle, or Inverted Triangle. No tape measure needed.

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How It Works

Our AI uses advanced pose detection and body segmentation to accurately measure your proportions.

1

Upload Photo

Upload a full-body front-facing photo. Wear fitted clothing for the most accurate results.

2

AI Analysis

Our AI detects body landmarks and measures shoulder, waist, and hip widths from your silhouette.

3

Get Results

See your body shape classification with detailed proportion analysis and personalized insights.

The 5 Body Shapes

Every body is unique. Our AI classifies your proportions into one of these five common body shapes.

Tips for Best Results

Do

  • Stand straight facing the camera
  • Wear fitted clothing (not baggy)
  • Keep arms slightly away from your body
  • Ensure your full body is visible in the frame
  • Use good lighting with contrast against the background

Avoid

  • Loose or oversized clothing
  • Turning sideways or angled poses
  • Crossing your arms over your body
  • Cropped photos (head or feet cut off)
  • Very dark or busy backgrounds

What Is a Body Shape Calculator?

A body shape calculator is a tool that determines your body type based on the proportional relationship between your shoulders, waist, and hips. Traditional body shape calculators require you to manually enter bust, waist, and hip measurements with a tape measure.

Our AI body shape calculator is different: you simply upload a full-body photo, and the AI automatically detects your body landmarks and measures your proportions. It uses shoulder-to-hip ratio and waist-to-hip ratio to classify you into one of the 5 main body shapes, based on the ASTM D5585 anthropometric standard used in the fashion industry.

Knowing your body shape helps with choosing flattering clothing, understanding health indicators like waist-to-hip ratio, and finding styles that complement your natural proportions.

Body Shape Comparison Chart

How the 5 body types are classified based on proportional ratios

Body Shape Shoulder-to-Hip Ratio Waist-to-Hip Ratio Key Feature
Hourglass 0.95 – 1.05 < 0.75 Balanced proportions, defined waist
Pear / Triangle < 0.95 < 0.80 Hips wider than shoulders
Apple / Round > 1.0 > 0.80 Fuller midsection
Rectangle / Straight 0.95 – 1.05 > 0.75 Similar widths throughout
Inverted Triangle > 1.05 < 0.80 Shoulders wider than hips

Frequently Asked Questions

Everything you need to know about the body shape calculator

How accurate is the AI body shape calculator?
Our body shape calculator uses a hybrid AI approach combining MediaPipe pose detection (33 body landmarks) with rembg body segmentation. This achieves approximately 80-88% classification accuracy on front-facing photos with fitted clothing. The system calculates your shoulder-to-hip ratio and waist-to-hip ratio based on ASTM D5585 anthropometric standards used in the fashion industry.
What body shapes can the calculator detect?
The body type calculator classifies your body into 5 shapes: Hourglass (balanced shoulders and hips with a narrow waist), Pear / Triangle (hips wider than shoulders), Apple / Round (fuller midsection), Rectangle / Straight (similar width throughout), and Inverted Triangle (shoulders wider than hips). Each result includes a percentage breakdown showing how closely you match all 5 body types.
How does the AI determine my body shape from a photo?
The AI uses two technologies together: MediaPipe Pose detects 33 body landmarks to locate your shoulders, waist, and hips. Then body segmentation (rembg) creates a silhouette to measure actual body width at each level. The shoulder-to-hip and waist-to-hip ratios are then used to classify your body shape. This is more convenient than a traditional body shape calculator because you don't need a tape measure.
Is my photo stored or shared?
No. Your photo is processed on our server for body shape analysis and the result is temporarily stored for up to 1 hour so you can view it. After that, all data is automatically deleted. We never share your photos with third parties.
What is the difference between body shape and body type?
Body shape refers to the visual silhouette created by your shoulder, waist, and hip proportions (Hourglass, Pear, Apple, Rectangle, Inverted Triangle). Body type (somatotype) refers to ectomorph, mesomorph, and endomorph classifications based on muscle and fat distribution. Our body shape calculator analyzes your proportional silhouette, not your somatotype.
Does clothing affect the body shape results?
Yes. The AI measures your visible silhouette, so baggy or loose clothing will make measurements appear wider than your natural body shape. For the most accurate body type results, wear fitted clothing that follows your natural body contour.
Does the body shape calculator work for men and women?
Yes, the body shape calculator works for both men and women. The AI measures proportional ratios (shoulder-to-hip and waist-to-hip) that apply regardless of gender. Men commonly fall into Rectangle, Inverted Triangle, or Apple shapes, while women more often see Hourglass, Pear, or Rectangle results.

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